Question

2. Which of the following is a natural cause of water pollution?
a. Weathering b Oil spill
c. Domestic sewage
d. Agricultural waste​

Answer 1

Answer:

c. Domestic sewage.

hope it helps u.........

Answer 2

answer

c. Domestic sewage

explanation

when the aquatic life growing die , they get decomposed adding to the soluble impurities to the water