You will be given a definition of a task first, then some input of the task.
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: freezing means changing from a liquid into a solid by reducing heat energy, Fact2: Water freezes into ice when cooled., Question: What turns from a liquid into a solid? (A) ice (B) heated water (C) kinetic energy (D) fossil fuels (E) solid, liquid, gas (F) Calcium carbonate (G) cooled water (H) superheated water
Output:
G