[TEACHER] Which of the following sentences is nonsensical?
Options:
- Sentence A: "ears are the organs we use to breathe"
- Sentence B: "nose is the organ we use to breathe"

[Student] There is no organ that we use to breath.
The answer is Sentence A.

Teacher: Choose the sentence that goes against common sense.
Options:
- Sentence A: "Lions like to eat meat."
- Sentence B: "Lions like to eat grass."

Student: Lions are carnivores and do not eat grass.
The answer is Sentence B.

question in book:
Which of the following two sentences does not make sense?
Options:
- Sentence A: "People keep warm with water"
- Sentence B: "People keep warm with clothes"

standard solution:
Water is naturally cold and cannot help to keep warm.
The answer is Sentence A.

[TEACHER] Which of the following two sentences does not make sense?
Options:
- Sentence A: "His father got excited because he failed the math exam"
- Sentence B: "His father got angry because he failed the math exam"

[Student] Failed the math exam is not a good news.
The answer is Sentence A.

Teacher: Choose the sentence that goes against common sense.
Options:
- Sentence A: "The core of the peach is too hard to eat."
- Sentence B: "The core of the banana is too hard to eat."

Student: The core of banana is small and soft and can be eaten directly.
The answer is Sentence B.

question in book:
Of the following two sentences, which one is against common sense?
Options:
- Sentence A: "Nail is a small piece of metal which is inserted into a lock and turned to open or close it"
- Sentence B: "Key is a small piece of metal which is inserted into a lock and turned to open or close it"

standard solution:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Nail's main use is to anchor any object to another.
The answer is Sentence A.