Teacher: Which of the following sentences is nonsensical?
Options:
- Sentence A: "Air is very important to human beings."
- Sentence B: "Air is not important to human beings."

Student: Air is a requirement for human beings to live, and we'd all be dead without it.
The answer is Sentence B.

Teacher: Which of the following two sentences does not make sense?
Options:
- Sentence A: "He often watered the chair."
- Sentence B: "He often watered the flowers."

Student: Chair is not a kind of living things,and dose not need water.
The answer is Sentence A.

Teacher: One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "I remember they built a snowman last winter"
- Sentence B: "I remember they built a snowman last summer"

Student: I doesn't snow in the summer in North America.
The answer is Sentence B.

Teacher: Of the below sentences, which one does *not* make sense?
Options:
- Sentence A: "I made a fire after cooking"
- Sentence B: "I made a fire before cooking"

Student:

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
The fire would have to be made before cooking.
The answer is Sentence A.