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:
An example of seed dispersal is animals eating what? (A) dirt (B) hard shells (C) grass (D) animals

Ex Output:
B


Ex Input:
Battery powered vehicles have less emissions than (A) lawnmowers (B) wind turbines (C) solar power (D) dragsters

Ex Output:
D


Ex Input:
Ground has (A) electricity (B) divorce (C) elements (D) common understanding

Ex Output:

C