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: if a neutral atom loses an electron then an atom with a negative charge will be formed, Fact2: Ice crystals that are formed have a negative charge., Question: Ice crystals are formed when a neutral atom does what? (A) adding heat (B) vaporization (C) flow of electrons (D) loses an electron (E) It remains dormant (F) It gets heated up (G) heating liquids (H) evaporation
A:
D