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: Which event includes melting? (A) making ice (B) cooking in butter (C) cutting carrots (D) buttering bread

Output: B


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: Which is the slowest to move through water? (A) swan (B) duck (C) robin (D) goose


Output: C