Which people would contribute to the GDP of the United States? Select the two correct answers.

A.
a U.S. citizen producing goods in Portugal

B.
a citizen of Japan producing goods in the United States

C.
a U.S. citizen producing goods in the United States

D.
a citizen of Spain producing goods in Brazil

E.
a U.S. citizen producing goods in Canada

The correct answers are C. a U.S. citizen producing goods in the United States and B. a citizen of Japan producing goods in the United States.