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: Populations of viruses do not grow through cell division because they are not cells., Fact2: Prokaryotes multiply by simple cell division, forming clones or exact copies of themselves., Question: What are viruses not? (A) self-copies (B) an object (C) HIV (D) humans (E) infectious (F) homogenous (G) dangerous (H) prokaryotes

A: H
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Q: Fact1: Many corals secrete an exoskeleton that builds up to become a coral reef., Fact2: Good examples are Bubble coral, Elegance coral, Frogspawn and other Euphyllia corals., Question: What is secreted by organisms like frogspawn to become a reef? (A) exocrine glands (B) food and shelter (C) exoskeleton (D) bones (E) Energy (F) Chemical energy (G) plasma (H) Energy.

A: C
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Q: Fact1: Earth 's magnetic patterns are used for finding locations by animals that migrate, Fact2: Bird migration is common., Question: Earth 's magnetic patterns are used for finding locations by which creatures? (A) animals (B) Frogs (C) bats (D) birds (E) dogs (F) humans (G) horses (H) insects

A:
D
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