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: friction causes the temperature of an object to increase, Fact2: When a fire breaks out in a home, the temperature in the room increases., Question: Friction can cause fires to break out in a home due to what? (A) heating liquids (B) wind speed (C) temperature (D) centripetal force (E) wire placement (F) friction (G) cigarettes (H) heat energy

Output: C


Input: Consider Input: Fact1: Populations of viruses do not grow through cell division because they are not cells., Fact2: Prokaryotes multiply by simple cell division, forming clones or exact copies of themselves., Question: What are viruses not? (A) self-copies (B) an object (C) HIV (D) humans (E) infectious (F) homogenous (G) dangerous (H) prokaryotes

Output: H


Input: Consider Input: Fact1: burning fossil fuels increases the carbon in the atmosphere, Fact2: Natural gas is the cleanest of the fossil fuels., Question: Burning which of these increases carbon in the atmosphere? (A) wind energy (B) natural gas (C) green manures (D) Greenhouse gases (E) solar energy (F) Conifers (G) engines (H) oxygen


Output: B