---
title: Ascertain the reason for which food is stored in bear-proof containe… — Hiking and camping safely · tree and pragmatics
description: Ascertain the reason for which food is stored in bear-proof containers in bear country. Exam question 4 of lesson 230 «Hiking and camping safely» of the everyday course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was right.
---

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# Exam question 4 · Hiking and camping safely

<!-- .ven lang=en -->
Ascertain the reason for which food is stored in bear-proof containers in bear country.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** you · **What happens:** ascertain, store · **To what, where:** reason, food, proof containers

<!-- .vabout -->
This is exam question 4 of lesson 230 «Hiking and camping safely» of the everyday 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/everyday/230-hiking-and-camping/#e4).

## The question {#question}

```conllu
# sent_id = question:everyday:230-hiking-and-camping:e4:1
# text = Ascertain the reason for which food is stored in bear-proof containers in bear country.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	reason	reason	NOUN	NN	Number=Sing	1	obj	_	_
4	for	for	ADP	IN	_	5	case	_	_
5	which	which	PRON	WDT	PronType=Rel	8	obl	_	_
6	food	food	NOUN	NN	Number=Sing	8	nsubj:pass	_	_
7	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	aux:pass	_	_
8	stored	store	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	acl:relcl	_	_
9	in	in	ADP	IN	_	13	case	_	_
10	bear	bear	NOUN	NN	Number=Sing	12	compound	_	SpaceAfter=No
11	-	-	PUNCT	HYPH	_	10	punct	_	SpaceAfter=No
12	proof	proof	ADJ	JJ	Degree=Pos	13	amod	_	_
13	containers	container	NOUN	NNS	Number=Plur	8	obl	_	_
14	in	in	ADP	IN	_	16	case	_	_
15	bear	bear	NOUN	NN	Number=Sing	16	compound	_	_
16	country	country	NOUN	NN	Number=Sing	8	obl	_	SpaceAfter=No
17	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ascertain** | imperative | you *not said here* | the reason |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent reason=Topic |
| 2 | **store** | present · passive |  | food |  | proof containers |  | for the reason; in bear country | vn keep-15.2 «NP V NP PP.location»: subject=Theme in container=Location |

<!-- .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 · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Bears follow the smells of food

```conllu
# sent_id = question:everyday:230-hiking-and-camping:e4:o1:1
# text = Bears follow the smells of food
1	Bears	bear	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	follow	follow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	smells	smell	NOUN	NNS	Number=Plur	2	obj	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	food	food	NOUN	NN	Number=Sing	4	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **follow** | present | Bears | the smells of food |  |  |  |  | vn chase-51.6 «NP V NP»: agent=Agent smell=Theme |
| 2 | **smell** |  | food |  |  |  |  |  | nom smell «cognition intransitive»: of=agent |

### Option 2 {#o2}

<!-- .ven lang=en -->
It is required only in winter

```conllu
# sent_id = question:everyday:230-hiking-and-camping:e4:o2:1
# text = It is required only in winter
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj:pass	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	required	require	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	only	only	ADV	RB	_	6	advmod	_	_
5	in	in	ADP	IN	_	6	case	_	_
6	winter	winter	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **require** | present · passive |  | It |  |  | winter |  | vn require-103-1 «NP V NP»: subject=Precondition |

### Option 3 {#o3}

<!-- .ven lang=en -->
Food keeps colder inside them

```conllu
# sent_id = question:everyday:230-hiking-and-camping:e4:o3:1
# text = Food keeps colder inside them
1	Food	food	NOUN	NN	Number=Sing	2	nsubj	_	_
2	keeps	keep	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	colder	cold	ADJ	JJR	Degree=Cmp	2	xcomp	_	_
4	inside	inside	ADP	IN	_	5	case	_	_
5	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **keep** | present | Food |  |  |  |  | inside them *= they*; cold *property* | vn keep-15.2 «NP V NP PP.location»: agent=Agent inside they=Location |

### Option 4 {#o4}

<!-- .ven lang=en -->
Bears fear plastic boxes

```conllu
# sent_id = question:everyday:230-hiking-and-camping:e4:o4:1
# text = Bears fear plastic boxes
1	Bears	bear	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	fear	fear	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	plastic	plastic	NOUN	NN	Number=Sing	4	compound	_	_
4	boxes	box	NOUN	NNS	Number=Plur	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **fear** | present | Bears | plastic boxes |  |  |  |  | vn admire-31.2-1 «NP V NP»: agent=Experiencer box=Stimulus |

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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.

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- ← previous: [Hiking and camping safely, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/230-hiking-and-camping/e3/)
- next →: [Campfires, cold nights and rivers, test 1](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/231-campfires-and-rivers/t1/)
- ↑ back to [Hiking and camping safely](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/230-hiking-and-camping/)