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: an aquatic animal requires great amounts of water to survive, Fact2: Beavers are primarily aquatic animals., Question: what requires great amounts of water to survive (A) sunlight (B) beavers (C) octopus (D) mussels (E) trout (F) carbon (G) oxygen (H) amphibians
answer:
B


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: Lung cancer is most often caused by exposure to tobacco smoke., Fact2: Lung cancer continues to kill, despite modern therapies., Question: What can kill? (A) thoughts (B) Tobacco smoke (C) satisfaction (D) Electric devices (E) flow of electrons (F) taxes (G) animals (H) heat produced
answer:

B