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: natural disasters can cause animals to leave an environment, Fact2: Animal migration is mystery of nature., Question: Natural disasters can cause (A) deforestation (B) kill them (C) Pollution (D) disease (E) deadly (F) erosion (G) migration (H) flooding

Answer: G

Question: Fact1: the Himalayas were formed by rock folding, Fact2: If the rocks are not as brittle, they will either tilt or fold., Question: What is the consistency of the Himalayan rocks? (A) crust (B) Loose (C) simple (D) cold (E) loose soil (F) Smooth (G) liquid (H) Brittle

Answer: H

Question: Fact1: All life relies on a relatively narrow range of pH, or acidity., Fact2: Human life is dependent life., Question: what relies on a relatively narrow range of acidity? (A) gravity (B) mammals (C) animals (D) trees (E) humans (F) density (G) volume (H) potatoes

Answer:
E