Which of the Following Is True of U

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

A) In 2009,EPA issued a rule requiring annual reports of greenhouse gas emissions by certain large sources,beginning in 2011.
B) The House of Representatives established a cap and trade program-similar to the acid rain control program-for greenhouse gas emissions.
C) The EPA is barred from taking any actions to deal with greenhouse gas emissions.
D) The EPA introduced the "tailoring rule" that requires all sources to address their greenhouse gas emissions as they get permits.