Trade Barriers by the United States and Other Allied Countries

Trade barriers by the United States and other Allied countries made Germany's task of paying reparations after World War I difficult because:

A) Germany was unable to run a surplus on its financial account.
B) Germany was not able to run a current account deficit large enough to cover the cost of the payments.
C) Germany was not able to run a current account surplus large enough to cover the financial account deficit caused by the reparations payments.
D) Germany was not able to import enough goods to cover the cost of the reparations payments.