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
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Q: Fact1: Most amphibians breathe with gills as larvae and with lungs as adults., Fact2: All frogs are amphibians., Question: What do frogs breathe with when they are adults? (A) skin (B) fins (C) lungs (D) oxygen (E) gills (F) air (G) Energy (H) Gases

A: C
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Q: Fact1: Most carcinogens cause cancer by producing mutations in DNA., Fact2: Cancer can cause death., Question: What can cause death? (A) carcinogens (B) rivalry (C) smoking tobacco (D) Heavy rains (E) happiness (F) treatment (G) Pesticides (H) high temperature

A:
A
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