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:
Humming birds may help the growth of (A) cars (B) buildings (C) ants (D) tulips

Ex Output:
D


Ex Input:
Which animal eats prey? (A) beetle (B) horse (C) rabbit (D) buffalo

Ex Output:
A


Ex Input:
When any two object strike with each other, the molecules of the outer of the two objects coming in contact could (A) rot (B) quake (C) smoke (D) freeze

Ex Output:

B