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: water vapor condensing in clouds causes rain, Fact2: Rain is also known as precipitation., Question: What condensing in clouds causes precipitation? (A) magma (B) dominoes (C) aqueous solution (D) clouds (E) Evaporation (F) streams (G) salt and water. (H) water vapor
A:
H