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: Skin color is another polygenic trait., Fact2: Most dental variations are polygenic, that is controlled by several genes., Question: Skin color is a trait controlled by what? (A) prokaryotic cells (B) one gene (C) enzymes (D) keratin (E) one's descendants (F) several genes (G) the environment (H) a single gene

Answer: F

Question: Fact1: Courtship is behavior that is intended to attract a mate., Fact2: Complex courtship rituals precede mating., Question: What are behavior that is intended to attract a mate? (A) a doorbell (B) firm hugs (C) Complex rituals (D) Riding a bike (E) Behaviour modifications (F) Magnets (G) honeybees (H) Friendship

Answer: C

Question: Fact1: Monotremes are mammals that reproduce by laying eggs., Fact2: Examples of monotremes are the Platypus and Echidna., Question: What reproduces by laying eggs? (A) animals (B) dogs (C) insects (D) platypuses (E) mammals (F) gametes (G) chickens (H) humans

Answer:
D