Answer:
They form a plate because of erosion wind rain or any type of weather erodes the rock and make the plate flat
Explanation:
The answer is c. 1970.
The Clean Water Act came into force in the decade 1970s. The act is to regulate the discharges of pollutants into the waters and to regulate quality of surface water. The clean water act required industries to reduce or eliminate point source pollution in surface waters.
Answer:
South China Sea/Pacific Ocean
Explanation: