Definition: 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: There is a broken small old gray stone bridge over the sky.
(A) the bridge is so high that make people feel in the sky.
(B)human cannot build a bridge over the sky now.
(C)the sky bridge is used to connect buildings.
Output:
B