Question

Select all that apply.

The areas in which new laws have helped clean up the water are:
A)It required that wastewater treatment plants were built that would clean up contaminated water.
B)It required required factories to limit the emission of chemicals and heavy smoke.
C)It required factories to clean up contaminated water before it could be released.
D)It required factories to dispose of chemicals correctly.
E)It provided high standards of drinking water in the cities.

Answer 1

A, B, C, D, E.