---
title: Whereas a sufficient proportion of a population is immune, determine… — Vaccinations and why · tree and pragmatics
description: Whereas a sufficient proportion of a population is immune, determine the consequence for persons who cannot be vaccinated. Exam question 4 of lesson 29 «Vaccinations and why» of the medicine course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; 
---

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# Exam question 4 · Vaccinations and why

<!-- .ven lang=en -->
Whereas a sufficient proportion of a population is immune, determine the consequence for persons who cannot be vaccinated.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **What happens:** be, determine, not vaccinate · **To what, where:** consequence, persons

<!-- .vabout -->
This is exam question 4 of lesson 29 «Vaccinations and why» of the medicine course of Mova's primary school, asked in stiff, formal language. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/medicine/29-vaccinations-and-why/#e4).

## The question {#question}

```conllu
# sent_id = question:medicine:29-vaccinations-and-why:e4:1
# text = Whereas a sufficient proportion of a population is immune, determine the consequence for persons who cannot be vaccinated.
1	Whereas	whereas	SCONJ	IN	_	4	case	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
3	sufficient	sufficient	ADJ	JJ	Degree=Pos	4	amod	_	_
4	proportion	proportion	NOUN	NN	Number=Sing	9	obl	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	population	population	NOUN	NN	Number=Sing	4	nmod	_	_
8	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	cop	_	_
9	immune	immune	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
10	,	,	PUNCT	,	_	11	punct	_	_
11	determine	determine	VERB	VB	Mood=Imp|VerbForm=Fin	9	parataxis	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	consequence	consequence	NOUN	NN	Number=Sing	11	obj	_	_
14	for	for	ADP	IN	_	15	case	_	_
15	persons	person	NOUN	NNS	Number=Plur	13	nmod	_	_
16	who	who	PRON	WP	PronType=Rel	20	nsubj	_	_
17	can	can	AUX	MD	VerbForm=Fin	20	aux	_	SpaceAfter=No
18	not	not	PART	RB	Polarity=Neg	20	advmod	_	_
19	be	be	AUX	VB	VerbForm=Inf	20	aux:pass	_	_
20	vaccinated	vaccinate	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	15	acl:relcl	_	SpaceAfter=No
21	.	.	PUNCT	.	_	9	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present |  |  |  |  |  | whereas a sufficient proportion of a population; immune *property* | tree rules |
| 2 | **determine** | infinitive |  | the consequence |  |  |  | for persons | vn discover-84 «NP V NP»: agent=Agent consequence=Topic |
| 3 | **not** **vaccinate** | can · passive |  | persons |  |  |  |  | tree rules |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
They become immune without any exposure to the pathogen

```conllu
# sent_id = question:medicine:29-vaccinations-and-why:e4:o1:1
# text = They become immune without any exposure to the pathogen
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	2	nsubj	_	_
2	become	become	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	immune	immune	ADJ	JJ	Degree=Pos	2	xcomp	_	_
4	without	without	ADP	IN	_	6	case	_	_
5	any	any	DET	DT	PronType=Ind	6	det	_	_
6	exposure	exposure	NOUN	NN	Number=Sing	2	obl	_	_
7	to	to	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	pathogen	pathogen	NOUN	NN	Number=Sing	6	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **become** | present | They |  |  |  |  | without any exposure to the pathogen; immune *property* | vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
They must be isolated permanently from the population

```conllu
# sent_id = question:medicine:29-vaccinations-and-why:e4:o2:1
# text = They must be isolated permanently from the population
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	4	nsubj:pass	_	_
2	must	must	AUX	MD	VerbForm=Fin	4	aux	_	_
3	be	be	AUX	VB	VerbForm=Inf	4	aux:pass	_	_
4	isolated	isolate	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	permanently	permanently	ADV	RB	_	4	advmod	_	_
6	from	from	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	population	population	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **isolate** | must · passive |  | They |  | the population |  | permanently *property* | vn concealment-16 «NP V NP PP.beneficiary»: subject=Patient from population=Beneficiary |

### Option 3 {#o3}

<!-- .ven lang=en -->
They are placed at greater risk than formerly

```conllu
# sent_id = question:medicine:29-vaccinations-and-why:e4:o3:1
# text = They are placed at greater risk than formerly
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj:pass	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	placed	place	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	at	at	ADP	IN	_	6	case	_	_
5	greater	great	ADJ	JJR	Degree=Cmp	6	amod	_	_
6	risk	risk	NOUN	NN	Number=Sing	3	obl	_	_
7	than	than	ADP	IN	_	8	case	_	_
8	formerly	formerly	ADV	RB	NumForm=Word|NumType=Mult	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **place** | present · passive |  | They |  | greater risk |  |  | vn put-9.1-2 «NP V NP PP.destination»: subject=Theme at risk=Destination |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
They are protected, as the pathogen cannot readily spread

```conllu
# sent_id = question:medicine:29-vaccinations-and-why:e4:o4:1
# text = They are protected, as the pathogen cannot readily spread
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj:pass	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	protected	protect	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	SpaceAfter=No
4	,	,	PUNCT	,	_	11	punct	_	_
5	as	as	SCONJ	IN	_	11	mark	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	pathogen	pathogen	NOUN	NN	Number=Sing	11	nsubj	_	_
8	can	can	AUX	MD	VerbForm=Fin	11	aux	_	SpaceAfter=No
9	not	not	PART	RB	Polarity=Neg	11	advmod	_	_
10	readily	readily	ADV	RB	_	11	advmod	_	_
11	spread	spread	VERB	VB	VerbForm=Inf	3	parataxis	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **protect** | present · passive |  | They |  |  |  |  | vn defend-72.3 «NP V NP»: subject=Beneficiary |
| 2 | **not** **spread** | can | the pathogen |  |  |  |  | readily *property* | vn appear-48.1.1 «NP V»: agent=Theme |

<!-- div src -->

**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

<!-- /div -->

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- ← previous: [Vaccinations and why, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/29-vaccinations-and-why/e3/)
- next →: [Germs, the immune system and hand-wash…, test 1](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/30-germs-the-immune-system-and-hand-washing/t1/)
- ↑ back to [Vaccinations and why](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/29-vaccinations-and-why/)