In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").

Input: Consider Input: Fact1: astronauts require preserved food for extended flights, Fact2: Most of the Shuttle foods are preserved by dehydration, which saves weight and storage space., Question: astronauts require what food for extended flights? (A) Echinoderm. (B) layers of fat (C) dehydrated (D) fresh (E) hand picked (F) nutrients (G) frozen (H) hydration

Output: C


Input: Consider Input: Fact1: telephones are used for communication by two people by transmitting sound, Fact2: And the sound of their voice becomes important as well., Question: What is transmitted with telephones? (A) voice (B) copper (C) waves (D) smell (E) cancer (F) energy (G) HIV (H) power

Output: A


Input: Consider Input: Fact1: vein deposits of gold and silver are formed by igneous intrusion, Fact2: Granite, on the other hand, is an intrusive igneous rock., Question: what are vein deposits of gold and silver formed by? (A) mines (B) tube (C) calcite (D) cracking (E) rocks (F) wind (G) granite (H) streams


Output: G