None of the above because they are non pollutant
Cell wall because their has to be something protecting it.
The correct answer is C. Desert.
Desert area is likely to experience large amount of natural erosion.
Erosion occurs depending with the movement of ice, water or wind over a surface whereby it is known to occur on downward slope reason being the force of gravity.
Some of the causes of erosion include; gravity, water, and burrowing animals.
Erosion is known to occur when water or wind moves over soil, rocks, or sediment. Sometimes natural erosion benefits because it helps to have fertile soil.
