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: Protozoa can be classified on the basis of how they move., Fact2: Paramecium are protozoa, single celled animals., Question: What can be classified on the basis of how they move? (A) each species (B) aquatic organisms (C) reptiles ancestral to mammals (D) single celled organisms (E) microbes and mussels (F) trailers and boats (G) How fast a vehicle is going (H) melanin content

A: D
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Q: Fact1: Temperature falls from lower to higher altitudes., Fact2: If the weather is warm, their temperature rises., Question: What falls from lower to higher altitudes? (A) warm weather (B) sun's heat (C) rainfall (D) heat energy (E) kinetic energy (F) water vapor (G) colder and wetter (H) Greenhouse gasses

A: A
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Q: Fact1: Fungi lack chlorophyll, so they cannot make food by photosynthesis as plants can., Fact2: Mushrooms are also fungi., Question: What lacks chlorophyll, making them unable to make food by photosynthesis as plants can? (A) trees (B) bamboo (C) bushes (D) acetic acid (E) Leptospirosis (F) mushrooms (G) potatoes (H) bacteria

A:
F
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