The process that turns rocks into number of sediments is erosion.
So, option A. is correct.
The deposition of sediments is known as sedimentation. It occurs when suspended particles settle out of the fluid in which they are entrained and collide with a barrier.
Erosion is caused by wind and rain, which break down huge rocks into smaller ones over time. Boulders and even mountains are eroded into sediments like sand or mud.
So, the process that turns rocks into number of sediments is A. erosion.
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