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:
Which would create the most pollution (A) animals (B) rivers (C) smoke stacks (D) toxicity

Ex Output:
C


Ex Input:
Which is most harmful to a human? (A) dynamite going off (B) reading email (C) balloons popping (D) opening a soda

Ex Output:
A


Ex Input:
If a large boulder is kept in direct sunlight it can (A) become powerful (B) grow larger (C) gain chill (D) lose portions

Ex Output:

D