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.

Input: Consider Input: It's unbelievable that ancient people learnt how to drink water
(A) Water has been existed on earth for millions of years
(B)Drinking water is nothing special for human
(C)There will be no life if there is no water

Output: B


Input: Consider Input: A fish lives on the moon.
(A) Thre is no water on the moon.
(B)A fish is small, the moon is big.
(C)A fish cannot wear a space suit.

Output: A


Input: Consider Input: Drinking more liquor is good for health
(A) liquor is much more expensive than water
(B)Water is an important substance for human
(C)People prefer drinking water to drinking liquor


Output: B