Why has the U.S. trade deficit grown so rapidly since the end of World War II?
O
A. Free trade has made it cheaper to produce products abroad rather
than making them in the United States
O
B. Costly international environmental regulations have made
American manufacturers less productive.
O
C. Trade organizations like OPEC have refused to provide the United
States with valuable natural resources.
O
D. Globalization has forced the United States to lend huge amounts
of money to poorer countries.