Which of the Following Is True of U

Which of the following is true of U.S.efforts to curb greenhouse gas emissions?

A) EPA required large emitters of greenhouse gases to report their annual emissions.
B) The House of Representatives established a cap and trade program-similar to the acid rain control program-for greenhouse gas emissions.
C) EPA is barred from taking any actions to deal with greenhouse gas emissions.
D) EPA introduced the "tailoring rule" that requires all sources to address their greenhouse gas emissions as they get permits.