Question

Another important type of denudational process is physical weathering.
Choose the appropriate statements.
A. It is generally classified into four types.
B. Exfoliation only occurs in dry areas.
C. Frost is the most powerful weathering force in the temperate zone.
D. Biotic weathering can occur only if chemical weathering occurs first.

1. A, C, and D
2. A and C
3. B and C
4. A only