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").

Example Input: Fact1: building housing developments usually requires replacing animal habitats, Fact2: Habitat destruction is the primary cause of extinction or threat of extinction for all animals., Question: Building housing developments may cause  (A) eruptions (B) colder weather (C) disease (D) erosion (E) extinction (F) mutations (G) Destroy bridges (H) deforestation
Example Output: E

Example Input: Fact1: if an animal lives under ground then that animal will be protected from a wild fire, Fact2: Many squirrels live in burrows under the ground instead of in the trees., Question: Many squirrels are protected from what by their burrows (A) disease (B) wild fire (C) A virus (D) Wet weather (E) sun's heat (F) cold air (G) Winter (H) deforestation
Example Output: B

Example Input: Fact1: Ethanol is produced by alcoholic fermentation of the glucose in corn or other plants., Fact2: Ethanol depresses neuronal excitability., Question: what effect does alcoholic fermentation of the glucose in corn or other plants have? (A) kills people (B) depress neuronal excitability (C) it helps plants in growing (D) negative impact (E) corn on the cob (F) changes density (G) Generating heat (H) Plant growth is reduced
Example Output:
B