Government Water Resource Specialists Have Estimated That the Great Lakes

Multiple Choice

Government water resource specialists have estimated that the Great Lakes currently contain about 200 thousand tons of pesticide pollutants, the amount of new pesticide pollutants that enter the lakes are about 20 thousand tons per year, and the stock of pesticide pollutants was about 200 thousand tons last year. Based on this information, what is the stock dissipation rate?

A) Zero
B) 5 percent
C) 10 percent
D) 20 percent