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: every four seasons a cedar expands it's (A) lung capacity (B) sight (C) vocal range (D) outer covering
Example Output: D

Example Input: A deer, shark, human and rose share which common activity? (A) eating cheese (B) marrying (C) defecating (D) building ships
Example Output: C

Example Input: What entity does the earth orbit that causes the seasons to change? (A) mercury (B) venus (C) pluto (D) plasma star
Example Output:
D