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 eats other animals for food? (A) marlins (B) goats (C) rabbits (D) elephants

Output: A


Input: Consider Input: Adding salt to liquid decreases what? (A) light (B) energy (C) magnetism (D) thawing temp

Output: D


Input: Consider Input: Sandbars are a part of most seas because there are (A) waves which adjust silt (B) lots of stones in seas (C) places where fish eat (D) sand that needs to be piled


Output: A