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: Some arthropods have special excretory structures., Fact2: All insects are arthropods., Question: what sometimes has special excretory structures? (A) insects (B) bees (C) a fish (D) barnacles (E) animals (F) carbon (G) feces (H) humans

A: A
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Q: Fact1: Cells are programmed to divide only a set number of times., Fact2: Cells reproduce asexually, by dividing., Question: Cells are programmed to _  only a set number of times. (A) migrate (B) expand (C) A computer (D) Most plants (E) allow growth (F) reproduce (G) contract (H) constrict

A: F
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Q: Fact1: Gymnosperms are vascular plants that produce seeds in cones., Fact2: Seeds of the conifers are often protected in their cones., Question: What do gymnosperms produce? (A) heat energy (B) fur and fat (C) Epidermis (D) Conifers (E) Energy (F) heat (G) food (H) vegetation

A:
D
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