Q: Fact 1: Weathering means breaking down rocks from larger whole into smaller pieces by weather. Fact 2: Climates with freeze and thaw promote mechanical weathering. Given the two facts above, what can can break down rocks from larger wholes into smaller pieces?

a). Earthworms; b). sea urchins; c). Freezing and thawing; d). Calcium carbonate; e). Compaction; f). mechanical; g). Sedimentation; h). Cementation;
The answer is:
c).