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: Where might you find the substance used to make the shiny metallic foil paper used in cooking? (A) Clouds (B) Rocks (C) Wood (D) Leaves

Output: B


Input: Consider Input: Offspring receive genes from their parents via what? (A) gene therapy (B) documents (C) double helix (D) paperwork

Output: C


Input: Consider Input: Bats might use what to get home (A) a map (B) time travel (C) their voice (D) their magic


Output: C