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 person thinks they see a UFO. They look closely, but the object becomes hard to see in the night sky as (A) gets closer to the person (B) buys a new house (C) builds a large park (D) it puts distance between them
Example Output: D

Example Input: Standing on a plastic tote will (A) vaporize it (B) deform it (C) levitate it (D) melt it
Example Output: B

Example Input: What would a sedimentary rock likely hold? (A) a trilobyte (B) a cookie (C) a wheatgrass shake (D) a diner
Example Output:
A