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 event includes melting? (A) making ice (B) cooking in butter (C) cutting carrots (D) buttering bread

Ex Output:
B


Ex Input:
An object converts electrical energy into sound on a (A) iphone (B) soft carpet (C) outside wall (D) wooden table

Ex Output:
A


Ex Input:
The building of a hotel caused many species to be (A) acclimated (B) celebrated (C) hunted (D) destroyed

Ex Output:

D