Which of the following statements about the compliance provisions of the Clean Air Act is accurate?

Question $3$ options:

The law gives citizens the right to sue those who are violating standards.

Under the law, only states have the right to sue those who are violating standards.

The law gives only the Environmental Protection Agency the right to sue those who are violating standards.

Under the law, only environmental interest groups have the right to sue those who are violating standards.

The law does not provide any legal right to sue with regard to the violation of its standards.