For USCompanies, Foreign-Currency-Denominated Receivables and Payables Give Rise to Exchange Gains

For U.S.companies, foreign-currency-denominated receivables and payables give rise to exchange gains and losses ________.

A) at the end of each accounting period
B) only when the dollar strengthens against the foreign currency
C) only when the dollar weakens against the foreign currency
D) whether the transactions are denominated in dollars or the foreign currency