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: an egg requires warmth to survive, Fact2: First the frog lays the eggs, then the warmth from the sun makes the eggs hatch into baby tadpoles., Question: what keeps eggs warm? (A) ice (B) hair (C) wool (D) bears (E) fur (F) sun (G) moss (H) sand

A: F
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Q: Fact1: All animals are heterotrophs., Fact2: Heterotrophic bacteria derive energy from the breakdown of organic molecules., Question: What derive energy from the breakdown of organic molecules? (A) Most plants (B) hydrocarbons (C) potatoes (D) all stones (E) all water sources (F) all mountains (G) all animals (H) Generating heat

A: G
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Q: Fact1: Caecilians can be found in moist soil near rivers and streams in tropical regions., Fact2: Salamanders, frogs, toads, caecilians Class Reptilia., Question: What can be found in moist soil near rivers and streams in tropical regions? (A) storing water (B) a fish (C) insects (D) Most plants (E) shrub beds (F) bioaerosols (G) ferns (H) reptilians

A:
H
****