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").
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Question: Fact1: measuring the hardness of minerals requires scratching those materials, Fact2: To figure out the hardness of a mineral, the Moh's scale of hardness is used., Question: the Moh's scale of hardness is used by doing what to the materials (A) heating (B) tool extensions (C) protection (D) classified (E) scratching (F) as a base (G) how they move (H) Cladistics

Answer: E


Question: 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

Answer: B


Question: Fact1: using a gasoline engine requires burning gasoline, Fact2: Oil and gasoline are fossil fuels., Question: What requires burning fossil fuels? (A) Fuel cells (B) using electricity (C) animals (D) Cooking (E) organisms (F) engines (G) lightning (H) solar power

Answer:
F