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: a mold spore has a negative impact on the respiratory system, Fact2: Insects also have both a heart and a respiratory, or breathing, system., Question: Mold spores have what impact on breathing? (A) neutral (B) ambiguous (C) symptoms (D) motility (E) positive (F) dangerous (G) negative (H) uncontrolled
[A]: G


[Q]: Fact1: if a thermal conductor is exposed to a source of heat then that conductor may become hot, Fact2: Copper is a great thermal conductor., Question: What becomes hot when exposed to a source of heat? (A) rubber (B) wool (C) an object (D) copper (E) paper (F) sugar (G) the skin (H) our star
[A]: D


[Q]: Fact1: Mammals conserve body heat with their hair or fur., Fact2: Mammals generate the internal heat via metabolism., Question: what do animals make with metabolism? (A) fat (B) carbohydrates (C) heat (D) magma (E) sugar (F) food (G) energy (H) Acids
[A]:
C