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.

if you're busy now, I'd like to ask you some questions
(A) when people are busy with their work, they will give better responses to questions
(B)people will spare time with others only after they finish their business in most situations
(C)the questioner think he is supposed to ask those questions at the same time to save both time
B

An exercise someone can do is sleeping
(A) One person is found sleeping in a rest room
(B)One is doing exercise while others are sleeping
(C)While sleeping one is at complete rest
C

A wall clock is used to wash vessels.
(A) A wall clock has three hands.
(B)Some wall clocks can be water resistant.
(C)A wall clock only shows time it is not capable of doing actions.
C