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: 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
A:
B