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").

Input: Consider Input: You're most likely to encounter magma at (A) top of iceberg (B) a cloud (C) a space station (D) an island

Output: D


Input: Consider Input: A frog would most likely eat (A) a cockroach (B) another frog (C) a maple leaf (D) a mouse

Output: A


Input: Consider Input: Pushing on a pedal is an example of (A) force (B) patching (C) practice (D) speed


Output: A