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").

[EX Q]: 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
[EX A]: G

[EX Q]: Fact1: Glucose is used for energy by the cells of most organisms., Fact2: Glucose, the sugar the body uses for fuel, is stored as glycogen., Question: What is sugar stored as by the body? (A) heat energy (B) sun's heat (C) A drug. (D) A kernel (E) energy (F) glycogen (G) lmestone (H) Hemoglobin
[EX A]: F

[EX Q]: Fact1: Ethanol is produced by alcoholic fermentation of the glucose in corn or other plants., Fact2: Corn sugar is primarily glucose., Question: Ethanol is produced by alcoholic fermentation of what? (A) chlorofluorocarbons (B) acetic acid (C) Chemical energy (D) carbon dioxide (E) Organic compounds (F) bioaerosols (G) aqueous solution (H) sugar in corn
[EX A]:
H