In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

Ex Input:
If a leg is moving then the bones inside the skin are (A) being controlled by brawn (B) being slowly softened up (C) being made to break down (D) being torn into pieces

Ex Output:
A


Ex Input:
Grooves in the ground are a sign of (A) sink holes (B) erosion (C) water accumulation (D) high traffic

Ex Output:
B


Ex Input:
Where could you expect to see a quail sleeping? (A) box (B) field (C) ocean (D) tree

Ex Output:

B