Which of the following is an example of how the same chemicals used to
help people can harm the environment?
O
A. Hillsides erode after plants are removed to clear a space for
crops.
O
B. Excess fertilizers run off into rivers and create a dead zone.
C. Phosphates are removed from detergents so they don't end up in
drinking water.
O
D. Plants grow back after toxic chemicals are removed from the
surrounding soil.