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: Ozone depletion results in higher levels of UV radiation reaching Earth., Fact2: Birds live on Earth, trees live on Earth., Question: what results in higher levels of uv radiation reaching the place birds and trees live? (A) emissions (B) earthquakes (C) oxidation reaction (D) ozone depletion (E) global warming (F) important habitats (G) fairies (H) the ozone layer strengthening

A: D
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Q: Fact1: natural disasters can cause animals to leave an environment, Fact2: And like fire, flooding is a common and widespread natural disaster., Question: What can cause animals to leave their environment? (A) predators (B) rainfall (C) space travel (D) flooding (E) drought (F) mines (G) wind (H) weather

A: D
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Q: Fact1: Echinoderms lack a centralized nervous system., Fact2: Another group of echinoderms are the echinoids., Question: What do echinoids lack? (A) characteristics (B) centralized nervous system (C) permineralization (D) the body's largest organ (E) biological diversity (F) that material's properties (G) aerobic capacity (H) organic matter

A:
B
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