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: something in a cold place becomes what? (A) warmish (B) toasty (C) hot (D) chilly
Example Output: D

Example Input: Jamaican natives have a dark skin tone do to (A) lack of nutrients (B) camouflage (C) solar radiation (D) their diet
Example Output: C

Example Input: Where's the best place to mine for coal? (A) icebergs (B) jewelry store (C) lakes (D) mountains
Example Output:
D