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.

an Earth hour is 60 seconds long
(A) earth is rounded and time is relative
(B)land size cannot be measured in hours
(C)actualy an earth minute is 60 seconds long, not a hour
C

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
B

he cries while he is chopping some apples
(A) onions has a lot of water than apples
(B)apples is much whiter than onions
(C)apples can't make a human  cry while he is shopping it.

C