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: Cells are the basic units of the structure and function of living things., Fact2: Tigers are the largest of the living cats., Question: Cells are the basic units of the structure and function of what? (A) water (B) mammals (C) ice (D) tigers (E) animals (F) humans (G) plants (H) the Sun

A: D
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Q: Fact1: Biomass is the total mass of organisms at a trophic level., Fact2: Producers make up the first trophic level, primary consumers the second, and so on., Question: What is the total mass of primary consumers (A) Plants (B) animals (C) food (D) Mountains (E) Biomass (F) decreases (G) all matter (H) Weight

A: E
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Q: Fact1: Plants are the major producers in terrestrial biomes., Fact2: Biomes are global ecosystems., Question: plants are the major producers in terrestrial what? (A) important habitats (B) weeds (C) consumers (D) Earth orbiting the Sun (E) oceans (F) our planet (G) global ecosystems (H) vegetation

A:
G
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