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: How long does it take Earth to fully revolve one time (A) 28 hours (B) 46 hours (C) 1400 minutes (D) 1440 minutes
Example Output: D

Example Input: What is it called when a cell converts oxygen and carbohydrates into carbon dioxide, water, and energy? (A) adaptation (B) breathing (C) food transformation (D) catabolic reactions
Example Output: D

Example Input: If a person is lacking a skeletal system they are (A) thrilled (B) muscular (C) kind (D) spineless
Example Output:
D