instruction:
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").
question:
Fact1: coal is used for generating heat by burning, Fact2: Gasoline is extremely flammable and can explode and burn if ignited., Question: coal is used for generating heat and can what? (A) melt (B) explode (C) run (D) kill (E) heat (F) energy (G) stay warm (H) freeze
answer:
B

question:
Fact1: a mirror is used for reflecting light, Fact2: Light seems to travel in rays or beams., Question: what can a mirror be used to reflect? (A) noble gases (B) air particles (C) glass (D) focusing a lens (E) rays or beams (F) photons (G) sun's heat (H) an electron lens
answer:
E

question:
Fact1: dropping an object into water causes vibrations in the water, Fact2: Lateral line systems, usually found in fish, detect vibrations in the water., Question: What does dropping an object in the water do? (A) Helps fish (B) Pleases fish (C) Disturbs fish (D) reduced heat (E) Catches fish (F) kinetic (G) friction (H) Heart rate
answer:
C