Which of the Following Is True About the Clean Air

question 24

Multiple Choice

Which of the following is true about the Clean Air Act?

• A) Congress set national ambient air quality standards for a number of pollutants.
• B) Congress set goals,but not standards for a number of pollutants.
• C) Congress directed the EPA to set ambient air quality standards for certain pollutants,but the EPA has not yet set the standards due to scientific uncertainty.
• D) Congress directed the EPA to set ambient air quality standards for certain pollutants,and standards have been set thus far for carbon monoxide and sulfur oxide,among others.
• E) Congress ordered the states to set ambient air quality standards,and most states have thus far set at least some ambient air quality standards.