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: Mammals have a layer of fat under the skin to help insulate the body., Fact2: Glass insulation keeps beverage warm for hours., Question: What keeps mammals warm? (A) evaporation (B) Animal fur (C) staying warm (D) sweating (E) They have thick fur (F) with their fur (G) a layer of fat (H) Veins and arteries.

Output: G


Input: Consider Input: Fact1: a magnet moving in a coil of copper wire can cause an electric current, Fact2: An electrical current is a flow of electrons., Question: what can a magnet moving in a coil of copper cause? (A) pennies (B) h2o (C) kinetic energy (D) proton flow (E) heat energy (F) flow of electrons (G) Heart rate (H) electromagnetic energy

Output: F


Input: Consider Input: Fact1: microscope is used to see small things by biologists by making them appear bigger, Fact2: Mites are almost microscopic and best seen with a hand lens or magnifying glass., Question: What or or magnifying glasses are used to see small things to make them appear bigger? (A) mirrors (B) satellites (C) hand lenses (D) electricity (E) an image (F) sea urchins (G) barrel-shaped (H) squids


Output: C