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:
Sound pulses helps dolphins (A) satisfy women (B) find God (C) find nourishment (D) find ibexes

Ex Output:
C


Ex Input:
A learned characteristic could be (A) Eye color (B) a cartwheel (C) freckles (D) Hair color

Ex Output:
B


Ex Input:
Seasons cause change to what? (A) volcanic eruptions (B) moon cycles (C) prairies (D) planets orbit

Ex Output:

C