Soil erosion can be prevented by:
Raising forests
The correct answer is - Option A: Raising forests
Explanation of the correct option
Explanation of the other options:
Option B) Deforestation is the cutting down of trees and is the major cause of soil erosion.
Option C) Fertilizers when used excessively loosen the soil and cause soil erosion.
Option D) Overgrazing by animals results in the removal of grass from the soil surface which results in loosening of the soil and hence is harmful
Therefore The correct answer is - Option A: Raising forests