Answer:
Option C and D
Explanation:
The five major factors that play a vital role in increasing or decreasing the rate of soil formation
- Parent material,
- climate,
- topography,
- organisms, and
- time
The less hard a parent materials, the easy it is to break it down into small pieces and convert it into soil. The harder the parent soil is , the more time it will take to break.
Climate - warm and wet climate helps in disintegrating rocks faster.
Hence, only option C and D are correct
