Answer:
The correct answer is 10%
Step-by-step explanation:
The Environmental Protection Agency (EPA) was set up in December 1970 by the leader request of President Richard Nixon. It is an office of the US national government whose mission is to ensure human and natural well being. The EPA is answerable for making guidelines and laws advancing the well being of people and the climate.
The EPA manages the assembling, preparing, conveyance, and utilization of synthetic substances and different pollutants. Moreover, the EPA is charged with deciding safe resistance levels for synthetics or chemicals and different toxins in food, creature feed, and water.