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: predicting weather requires studying weater, Fact2: Meteorologists try to predict the weather., Question: What do meteorologists study? (A) Meatballs (B) amount of heat (C) Meteors (D) The weather. (E) related organisms (F) Music (G) air masses (H) Seisometers

Output: D


Input: Consider Input: Fact1: Sperm had to swim from male to female reproductive organs for fertilization., Fact2: Development of multicellular organisms is usually initiated by fertilization of an egg by a sperm., Question: Where does organism development start? (A) loose soil (B) housing (C) oceans (D) swamp vegetation (E) Plants growth (F) food (G) female organs (H) dry conditions

Output: G


Input: Consider Input: Fact1: microbial fuel cells convert chemical energy into electrical energy, Fact2: Electrical energy refers to energy associated with the flow of electrons., Question: what do microbial fuel cells convert chemical energy into? (A) rays or beams (B) transportation technology (C) Deoxyribonucleicacid (D) flow of electrons (E) hydrogen and oxygen (F) deoxyribonucleic acid (G) an engine (H) heating liquids


Output: D