---
title: Identify the principal function of ascorbic acid, hereinafter vitami… — What vitamins do · tree and pragmatics
description: Identify the principal function of ascorbic acid, hereinafter vitamin C, in the human body. Exam question 1 of lesson 21 «What vitamins do» of the medicine course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Exam question 1 · What vitamins do

<!-- .ven lang=en -->
Identify the principal function of ascorbic acid, hereinafter vitamin C, in the human body.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** you · **What happens:** identify · **To what, where:** principal function, human body

<!-- .vabout -->
This is exam question 1 of lesson 21 «What vitamins do» 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/21-what-vitamins-do/#e1).

## The question {#question}

```conllu
# sent_id = question:medicine:21-what-vitamins-do:e1:1
# text = Identify the principal function of ascorbic acid, hereinafter vitamin C, in the human body.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	principal	principal	ADJ	JJ	Degree=Pos	4	amod	_	_
4	function	function	NOUN	NN	Number=Sing	1	obj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	ascorbic	ascorbic	ADJ	JJ	Degree=Pos	7	amod	_	_
7	acid	acid	NOUN	NN	Number=Sing	4	nmod	_	SpaceAfter=No
8	,	,	PUNCT	,	_	11	punct	_	_
9	hereinafter	hereinafter	NOUN	NN	Number=Sing	11	compound	_	_
10	vitamin	vitamin	NOUN	NN	Number=Sing	11	compound	_	_
11	C	c	NOUN	NN	Number=Sing	4	conj	_	SpaceAfter=No
12	,	,	PUNCT	,	_	16	punct	_	_
13	in	in	ADP	IN	_	16	case	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
15	human	human	ADJ	JJ	Degree=Pos	16	amod	_	_
16	body	body	NOUN	NN	Number=Sing	1	obl	_	SpaceAfter=No
17	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the principal function of ascorbic acid and hereinafter vitamin C |  | the human body |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent function=Theme |

<!-- .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 -->
The prevention of all infection

```conllu
# sent_id = question:medicine:21-what-vitamins-do:e1:o1:1
# text = The prevention of all infection
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	prevention	prevention	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	all	all	DET	DT	PronType=Tot	5	det	_	_
5	infection	infection	NOUN	NN	Number=Sing	2	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **prevent** |  |  | all infection |  |  |  |  | nom prevention «act transitive»: of=patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
The production of clear vision in conditions of total darkness

```conllu
# sent_id = question:medicine:21-what-vitamins-do:e1:o2:1
# text = The production of clear vision in conditions of total darkness
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	production	production	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	clear	clear	ADJ	JJ	Degree=Pos	5	amod	_	_
5	vision	vision	NOUN	NN	Number=Sing	2	nmod	_	_
6	in	in	ADP	IN	_	7	case	_	_
7	conditions	condition	NOUN	NNS	Number=Plur	5	nmod	_	_
8	of	of	ADP	IN	_	10	case	_	_
9	total	total	ADJ	JJ	Degree=Pos	10	amod	_	_
10	darkness	darkness	NOUN	NN	Number=Sing	7	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **produce** |  |  | clear vision in conditions of total darkness |  |  |  |  | nom production «act transitive»: of=patient |
| 2 | **condition** |  |  | total darkness |  |  |  |  | nom condition «state transitive»: of=patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
The conversion of sunlight into bone

```conllu
# sent_id = question:medicine:21-what-vitamins-do:e1:o3:1
# text = The conversion of sunlight into bone
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	conversion	conversion	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	sunlight	sunlight	NOUN	NN	Number=Sing	2	nmod	_	_
5	into	into	ADP	IN	_	6	case	_	_
6	bone	bone	NOUN	NN	Number=Sing	2	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **convert** |  |  | sunlight |  | bone |  |  | nom conversion «event transitive»: of=patient into=place |

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

<!-- .ven lang=en -->
The healing of wounds and the maintenance of healthy gums

```conllu
# sent_id = question:medicine:21-what-vitamins-do:e1:o4:1
# text = The healing of wounds and the maintenance of healthy gums
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	healing	healing	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	wounds	wound	NOUN	NNS	Number=Plur	2	nmod	_	_
5	and	and	CCONJ	CC	_	7	cc	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	maintenance	maintenance	NOUN	NN	Number=Sing	4	conj	_	_
8	of	of	ADP	IN	_	10	case	_	_
9	healthy	healthy	ADJ	JJ	Degree=Pos	10	amod	_	_
10	gums	gum	NOUN	NNS	Number=Plur	7	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **heal** |  | wounds and the maintenance of healthy gums |  |  |  |  |  | nom healing «process intransitive»: of=agent |
| 2 | **maintain** |  |  | healthy gums |  |  |  |  | nom maintenance «act transitive»: of=patient |

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**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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