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").
Q: Fact1: water vapor condensing in clouds causes rain, Fact2: Plants wither and die for lack of rain., Question: Plants will die from a lack of water if vapor in clouds doesn't what? (A) support (B) root growth (C) swell (D) break off (E) evaporate (F) expand (G) protect them (H) condense
A:
H