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 is an instance of carnivores only eating animals? (A) a mouse eating a cricket (B) a dog devouring a piece of cheese (C) tyrannosaurus rex devouring a pterodactyl (D) a cat eating grass outdoors

Output: C


Input: Consider Input: Which most likely requires the aid of specialized tissues at the ends of stems? (A) human assisted space travel (B) the quick growth of bamboo (C) cats digging with their claws (D) the slow growth of mammals

Output: B


Input: Consider Input: Compared to a regular swimmer, a scuba diver deals with more (A) heat (B) pressure (C) water (D) air


Output: B