Definition: 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").
Input: Fact1: transpiration is when water vapor moves from plants into the atmosphere, Fact2: Water vapor in the atmosphere condenses, then falls to the earth's surface as rain and snow., Question: What is when water vapor moves from plants and falls to the earth's surface as rain and snow? (A) transpiration (B) Condensation (C) evaporation (D) Heat energy (E) Wet weather (F) colder weather (G) Physical weathering (H) local weather
Output:
A