Respuesta :
Water pollution is the introduction of pollutants either naturally or due to human activities. Runoff from many farms can result in water pollution.
What are the causes of water pollution?
Water pollution is the contamination of water sources with some pollutants which make the water unusable for the purposes like drinking, cooking, cleaning, swimming, and other activities.
These substances can be chemicals, bacteria, parasites, etc. All sorts of pollution make go to the water directly or indirectly.
One of the prevalent sources of water pollution is runoff from many farms.
Thus, the correct option is C.
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