Teacher: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").
Teacher: Now, understand the problem? Solve this instance: Fact1: Ethanol is produced by alcoholic fermentation of the glucose in corn or other plants., Fact2: Methanol and Ethanol are two types of alcohol fuels used in cars., Question: Which product is widely used today to make fuel for cars? (A) swamp gas (B) corn (C) comets (D) meteorites (E) fat (F) energy (G) oil (H) Carbon
Student:
B