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: Ethanol qualifies as an alternative fuel., Question: What can be used as an alternative fuel? (A) Toyota (B) Energy (C) corn (D) soap (E) space (F) CO 2 (G) stone (H) Trees
Student:
C