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:
In May I have a black cat what might I be unable to wear? (A) dark purple (B) yellow (C) dark grey (D) black

Ex Output:
B


Ex Input:
The sea is (A) A mega Museum (B) A solid (C) Jello (D) Candy

Ex Output:
A


Ex Input:
How long would it take for you to notice the sun's movement? (A) half an hour (B) 15 seconds (C) half a minute (D) one nanosecond

Ex Output:

A