Find the best answers to your questions with the help of IDNLearn.com's knowledgeable users. Get thorough and trustworthy answers to your queries from our extensive network of knowledgeable professionals.

Runoff has increased in recent years because of human activities. Which activity has
caused the greatest increase in polluted runoff?
A. Higher water usage
C. City urbanization
B. Illegal dumping
D. Irrigation


Sagot :

Answer: B llegal dumping

Explanation: