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 Q]: Fact1: tidal energy can be used to produce electricity, Fact2: Tidal energy is renewable ., Question: What can renewable energy be used for? (A) Creating more fossil fuels (B) health (C) Quality of life (D) Measuring water (E) Global warming (F) root growth (G) Electricty (H) staying warm
[EX A]: G

[EX Q]: Fact1: Protozoa can be classified on the basis of how they move., Fact2: Paramecium are protozoa, single celled animals., Question: What is a way to categorize paramecium?  (A) the smell (B) coliform (C) the taste (D) canis lupus (E) how they move (F) the length (G) skin color (H) coelenterates
[EX A]: E

[EX Q]: Fact1: a plant requires sunlight to grow, Fact2: Still it takes about eight minutes for sunlight to travel from the sun to the earth., Question: A plant requires what to grow? (A) Something that is created on Mars (B) Something made primarily of oxygen and nitrogen (C) Something that is found on Jupiter (D) Something that take eight minutes to travel to the Earth (E) Basic units of the plant body. (F) keeping food fresh for long periods of time (G) Something that comes from the Moon (H) Something whose growth is discouraged by heavy wet soils
[EX A]:
D