The death of a river by environmental pollutants ultimately results from
A. the overpopulation of algae
B. the overabundance of toxic proteins
C. the depletion of oxygen
D. the buildup of sediment on the river bottom
Answer:C
The death of a river by environmental pollutants ultimately results from
A. the overpopulation of algae B. the overabundance of toxic proteins C. the depletion of oxygen D. the buildup of sediment on the river bottom