Given the task definition and input, reply with output. 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: chemical weathering causes iron in rock to oxidize, Fact2: Oxidation occurs readily during hot weather., Question: What causes oxidation to happen at a faster rate? (A) flow of electrons (B) Organic compounds (C) Cooking (D) heating liquids (E) Hot conditions (F) Greenhouse gases (G) hydrogen and oxygen (H) an electric stove
E