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: Which would a strawberry most rely on to ensure it gets planted? (A) a fish (B) a canary (C) a penguin (D) a tiger
Example Output: B

Example Input: The Norwegian government maintains a special storage chamber 800 miles from the Arctic Circle for use in the event of a man-made or natural disaster. The storage structure is built in Arctic permafrost and holds (A) seeds that are growing now (B) seeds for the Arctic animals (C) seeds that spread the permafrost (D) preserved seeds for reproducing edible crops
Example Output: D

Example Input: Coral get their ____ from algae (A) vibrance (B) love (C) apples (D) candles
Example Output:
A