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: 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

Answer: A


Question: Fact1: smoking tobacco decreases stamina, Fact2: Manual dexterity and physical stamina are vital., Question: What decreases manual dexterity? (A) Dehydration (B) lifting weights (C) hypothyroidism (D) prolonged thirst (E) working out (F) eating healthy (G) smoking tobacco (H) Abnormal cell growth

Answer: G


Question: Fact1: when water freezes , that water expands, Fact2: Water density is determined by temperature., Question: What property of a substance changes when it is frozen? (A) motility (B) molecular make-up (C) molecules (D) elements contained (E) Weight (F) energy (G) size (H) density

Answer:
H