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: If an organism dies what happens to that organisms population? (A) relaxes (B) cries (C) increases (D) subsides

Output: D


Input: Consider Input: In order to conserve energy and eat less through winter, what kind of animal or insect hibernates? (A) Chairs (B) Birds (C) Humans (D) Bees

Output: D


Input: Consider Input: strumming a string can cause what type of wave? (A) Tidal (B) Pressure (C) Light (D) Dark


Output: B