Which of the Following Values Would Be Included in U

Which of the following values would be included in U.S. GDP for 2009?

A) the rent that Sean, an American citizen, would have paid on his home in New York in 2009 had he not owned that home
B) the rent that John, an American citizen, paid on his apartment in San Francisco in 2009
C) the value of the legal services provided by Juan, an attorney and a Mexican citizen, who lived in Houston and practiced law there in 2009
D) All of the above would be included in U.S. GDP for 2009.