Answer:
Um....hm...lemme see....let's say D. It seems to be the most reasonable.
Explanation:
ANSWER: The resulting Clean Air Act of 1970 made EPA directly responsible for establishing limits on air pollutants and enforcing them. ... The agency eased into clean air issues slowly in order to give researchers time to do their work before legislative deadlines forced Ruckelshaus to promulgate air quality standards.
The main reason why the Continental Congress was unable to fix the economic crisis after the American Revolution was because they had no power to tax the states--meaning that they could not repay the nation's war debts.