In this task, you are given an impractical statement. You are also given three reasons (associated with "A", "B", "C") explaining why this statement doesn't make sense. You must choose the most corresponding reason explaining why this statement doesn't make sense.

Q: Saying "good evening", he waved his teacher warmly at dawn when he arrived the school
(A) "good evening" is said by him at the time when he arrived at the school
(B)"good evening" is used at the time of greeting in the evening instead of in the morning
(C)"good evening" is said by him to please his teacher in the school

A: B
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Q: A teacher was taught by a student
(A) Students are sometimes younger than the teacher
(B)Teachers are usually old
(C)A teacher has knowledge they are teaching the student

A: C
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Q: Protecting irrelevant matters is a matter of survival.
(A) Irrelevant matters have nothing to do with survival.
(B)Survival needs to be protected.
(C)Protection of survival is important.

A:
A
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