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: You can use what to fake sunlight for plants? (A) love (B) a flash light (C) breathing (D) water
Example Output: B

Example Input: A battery converts chemical energy into (A) energy stored due to the relative positions of charged particles or electric fields (B) energy stored due to the bombardment of particles (C) energy stored between the cells of nonadjacent particles (D) energy that is broken down in particles
Example Output: A

Example Input: How should John proceed with eating the fish he just caught? (A) biting right into it raw (B) hold the fish up the sunlight (C) putting his boot on a fire spit (D) striking flint over kindling and placing the fish above it
Example Output:
D