Detailed Instructions: 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: freezing causes a solid to form, Fact2: When water molecules inside the cell freeze, they occupy a larger space., Question: When water molecules expand, what do they begin to form? (A) milk (B) vapor (C) gas (D) solid (E) calcite (F) matter (G) rocks (H) lipids
A:
D