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: Organisms cluster around hydrothermal vents in the ocean floor., Fact2: Background Hot water vents form inside cracks in the ocean floor., Question: Organisms cluster around hot water inside cracks where? (A) loose soil (B) ocean floor (C) food and shelter (D) tectonic plates (E) the ground (F) allow growth (G) Absorb light (H) survive

A: B
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Q: Fact1: pollutants have a negative impact on the environment, Fact2: Environment and Health Environment and Health All living things depend on their environment., Question: pollutants have a negative impact on all what (A) tractors (B) circulatory systems (C) near the shoreline (D) living things (E) Electrical energy (F) pavement (G) potholes (H) important habitats

A: D
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Q: Fact1: Gene flow occurs when individuals move into or out of a population., Fact2: Gene flow tends to decrease differentiation., Question: What tends to occur when individuals move in and out of a population? (A) By wind and rain (B) permineralization (C) The bending of a ray of light (D) Something with a head, thorax, and abdomen (E) a decrease in differentiation (F) competing for resources (G) barks and snarls (H) metabolic reaction

A:
E
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