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: In order to conserve energy and eat less through winter, what kind of animal or insect hibernates? (A) Chairs (B) Birds (C) Humans (D) Bees
Example Output: D

Example Input: Webbed feet aid in what (A) penguins laying eggs on ice (B) fish hiding in coral reefs (C) gulls dive bombing fish from the sea (D) ducks chasing prey underwater
Example Output: D

Example Input: What impacts an objects ability to reflect light? (A) color pallete (B) weights (C) height (D) smell
Example Output:
A