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: An example of an electrical circuit running properly would be (A) dimming lights (B) swimming in pools (C) running outside (D) riding bikes
Example Output: A

Example Input: Animals may relocate to a new environment if their old environment (A) experienced a large hurricane (B) experienced a serious thunderstorm (C) had a few arid days (D) had little rainfall for a week
Example Output: A

Example Input: A wet globe that is enormous in mass is likely to have a stone (A) layer (B) sun (C) brain (D) labyrinth
Example Output:
A