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: rain causes erosion, Fact2: Soil Erosion Soil erosion is what happens when soil is washed or blown away., Question: what causes soil to be washed or blown away? (A) Roads (B) rivers (C) wind (D) shoveling (E) clouds (F) storms (G) rain (H) combustion
G