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: A hatched chick will know how to construct a nest when it needs to because it is (A) instinctual (B) considerate (C) learned (D) a given
Example Output: A

Example Input: A lone fox is searching for its next meal in a meadow that used to be bountiful with food. This season, though, rabbits have all been eaten up and the field is dry and barren. The fox may (A) fly (B) speak (C) starve (D) float
Example Output: C

Example Input: An example of heat changing the state of matter could be (A) jello becoming liquid when placed in a hot pan (B) water becoming warm when heated (C) a bath being more comfortable when it is hot (D) a pool receiving more visitors when warmed
Example Output:
A