human
Question: Water is a very important part of the physical weathering of rock. Which of these properties of water is most important in causing some of the physical weathering of rock?

Choices:
A) Water is a liquid at room temperature.
B) Water can contain different minerals.
C) Water expands when it freezes.
D) Water dissolves many chemicals.
gpt
The correct answer is 2: Water expands when it freezes..