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 frog would most likely eat (A) a cockroach (B) another frog (C) a maple leaf (D) a mouse

Ex Output:
A


Ex Input:
In order for trees to use sunlight they must (A) their roots (B) the light switch (C) CPR (D) respire

Ex Output:
D


Ex Input:
Which is likely to boil? (A) a cup of dirt (B) a cup of tacos (C) a cup of plasma (D) a cup of Earl Grey

Ex Output:

D