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").

Example Input: a compass uses iron to locate the northern (A) latitude (B) axis (C) shoreline (D) hemisphere
Example Output: B

Example Input: Why is it dangerous for an animal to be kept boxed up in an area without air circulation? (A) it will be confused (B) it might get too viscious (C) it will be scared (D) it might get overheated
Example Output: D

Example Input: When turned on, which product cannot convert electrical energy into light energy? (A) chandelier (B) charger (C) floor lamp (D) Christmas tree lights
Example Output:
B