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: When the amount of food goes down, the amount of conflict between the organisms searching for it will (A) nothing. (B) remain the same (C) go down (D) go up

Output: D


Input: Consider Input: A learned behavior is exhibited when a human displays that they can: (A) squinting in bright light (B) digesting food in the stomach (C) change a car tire (D) inhaling and exhaling during sleep

Output: C


Input: Consider Input: This famous mountain range in Europe came about due to (A) rocks floating on underground water sources (B) the work of an intelligent force (C) the folding of numerous layers of rock (D) the accumulation of soil over millions of years


Output: C