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:
A skill some humans have is (A) ten fingers (B) vision (C) heart beating (D) talking

Ex Output:
D


Ex Input:
A pepper would be hottest if it was (A) defecated into a bottle by a yeti (B) frozen in a commercial freezer (C) left it in the sun (D) eaten by a super model

Ex Output:
C


Ex Input:
the cells of golden retrievers can (A) spontaneously combust (B) change colors (C) liquify (D) specialize

Ex Output:

D