If the U.S. sells $150 million of wheat to Brazil in return for $200 million of Brazilian oil, the $50 million difference will necessarily

Select one:

A. be balanced by other transactions in the U.S. Balance of Payments account.

B. never be paid back, resulting in a $50 million loss for Brazil.

C. require the sale $50 million more wheat to Brazil later on.

D. obligate the U.S. to provide $50 million in foreign aid to Brazil.