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 requires energy for growth? (A) a car (B) a hippopotamus (C) a house (D) a desk

Output: B


Input: Consider Input: A battery converts chemical energy into (A) energy stored due to the relative positions of charged particles or electric fields (B) energy stored due to the bombardment of particles (C) energy stored between the cells of nonadjacent particles (D) energy that is broken down in particles

Output: A


Input: Consider Input: What's used by migrating animals to find locations? (A) global positioning system satellites (B) a sense of smell (C) our planet's magnetic patterns (D) the stars in the night sky


Output: C