Q: 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").
Fact1: Food is easier to chew because it is moistened by saliva from the salivary glands., Fact2: Saliva contributes more than 70 percent of the liquid in the rumen., Question: What makes food easier to chew? (A) kinase (B) heat (C) corn (D) lamphreys (E) keratin (F) Protein (G) liquids (H) cilia
A:
G