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: The size of eyes matter relevant to sight and sight ability, given that (A) elephants see better than ants (B) wolves see better than giraffe (C) people see better than dogs (D) dogs see better than cats
Example Output: A

Example Input: An example of conservation is (A) jogging (B) reducing ethanol use (C) hiking (D) raking leaves
Example Output: B

Example Input: Which is likely to be digested? (A) metal (B) water (C) hush puppies (D) pain
Example Output:
C