In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

The state of a gas vaporized from a surface liquid under increased pressure and higher temperatures is (A) part of how nature replenishes, purifies and recirculates water (B) a stage when water molecules are prevented from escaping into the atmosphere (C) a stage when moisture leaves the atmosphere without being recirculated (D) a stage that only occurs once
A