The epa is responsible for setting and enforcing regulation related to
a. workplace safety
b. the environment
c. traffic and roadways
d. workplace efficiency

The second alternative is correct (B).

The Environmental Protection Agency (EPA) is an environmental protection agency in the USA.

The EPA was created in 1970 under the administration of President Richard Nixon and has in its scope of action to establish directives and environmental laws that aim to protect the environment and reduce the harmful impacts of human activities. In addition, the EPA has the power to inspect, prosecute and fine companies or physical persons that are caught in violation of the established guidelines that must be followed throughout the national territory.

the supreme court plays a big role in government. the constitution gives them ability to check the president and the congresses actions and dictate if their actions are allowed by the constitution or not.

hope this .

could you go a bit more in depth with you question? it's quite hard to understand. as soon as you do that i will be glad to : )