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 uses eyes to see by sensing light? (A) trees (B) algae (C) worms (D) elephants

Output: D


Input: Consider Input: The strength of a hurricane increases as moisture and what increase? (A) hotness (B) animals (C) water (D) anger

Output: A


Input: Consider Input: If an area is experiencing a drought, how can they overcome the lack of water? (A) a downpour (B) nothing (C) more drought (D) go to space


Output: A