How could dumping pollutants, such as motor oil, in your driveway be hazardous to the neighbor 20 miles away?

A. There is no harm in dumping toxins or pollutants in your driveway.
B. The oil can destroy the driveway and drive down housing prices in the neighboring areas.
C. The oil can make its way into the watershed that many communities share.
D. The oil could leak into your neighbors’ yard and kill the grass roots.
Please help or I’ll fail school :/