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: Asking a blind person to look at something is rude because they are (A) unable to speak (B) unable to eat (C) unable to see (D) unable to live

Output: C


Input: Consider Input: A cloud that begins to precipitate onto the ground is (A) fluttering (B) laughing (C) crowing (D) leaking

Output: D


Input: Consider Input: What causes erosion? (A) paper (B) gales (C) wood (D) money


Output: B