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").

[Q]: 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
[A]: C


[Q]: Fact1: if an object is made of a material then that object has the properties of that material, Fact2: Headings include Materials Research, Materials, Ceramic Materials, Composite Materials., Question: if an object is what of a Ceramic then that object has the properties of Ceramic (A) edible (B) combined (C) heat (D) part (E) Joules (F) attached (G) made (H) unique
[A]: G


[Q]: Fact1: Muscle contraction occurs when muscle fibers get shorter., Fact2: Exercise causes muscles to contract., Question: What does exercise cause muscles to do? (A) rapid expansion (B) aerobic capacity (C) movement (D) to move people (E) Get shorter (F) It will move. (G) Dehydration (H) improve
[A]:
E