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: What requires photosynthesis to grow? (A) hills (B) planets (C) flora (D) people

Output: C


Input: Consider Input: If a thing is up and then is down then it is (A) seared (B) invisible (C) wet (D) transported

Output: D


Input: Consider Input: An orange liquid surfaces when (A) A volcano suddenly explodes (B) Someone buries a chest (C) Someone starts a fire (D) People dig for wells


Output: A