The United States can be called a net debtor nation. This means that
选项：

A:the value of U.S. assets held abroad is worth less than the value of foreign assets held in the U.S.;
B:the U.S. government owes more money than it takes in.;
C:the value of the U.S. currency is less than the value of currencies for our main trading partners.;
D:the U.S. manufactures more goods abroad than it manufactures domestically.