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 of these objects could combust (A) Seashells (B) Grass (C) A cat (D) A paint can

Ex Output:
D


Ex Input:
A light using energy can cease that activity when (A) light bulbs are gold (B) lights are always on (C) wall switch is adjusted (D) walls are painted blue

Ex Output:
C


Ex Input:
Which relationship is likely true? (A) sharks eat seaweed (B) cats eat grass (C) dogs eat light (D) ospreys eat perch

Ex Output:

D