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").

Ex Input:
Fact1: a battery converts chemical energy into electrical energy, Fact2: Electricity is a form of energy and is sometimes called electrical energy., Question: How does a battery work? (A) dormant state (B) hydrogen and oxygen (C) Throwing it away (D) Charging it (E) It converts power (F) Plugging it in (G) It remains dormant (H) to move people

Ex Output:
E

Ex Input:
Fact1: powering an electrical device with a battery requires a path for electricity to flow through a closed circuit, Fact2: Electrons flow continuously in a closed circuit., Question: powering an electrical device with a battery requires a path for electrons to what? (A) hydrogen and oxygen (B) spread out (C) electromagnetic energy (D) cut the line (E) flow continuously (F) an electron microscope (G) flood (H) kinetic energy

Ex Output:
E

Ex Input:
Fact1: a drought can change the color of an environment from green to brown, Fact2: Cabbage is damn hard to dehydrate without turning brown., Question: A drought dehydrates an entire what? (A) body water (B) dried fruit (C) Bodily water (D) environment (E) outer space (F) swamp vegetation (G) The atmosphere (H) wild fire

Ex Output:
D