Which of the following is false?

Which of the following is false?

A.a net debit balance in the current and capital accounts measures the surplus in   the nation's balance of payments

B.a balance of payments deficit must be settled by a net credit in the official reserve account

C.a deficit in the balance of payments can be measured by the excess of credits      over debits in the official reserve account

D.a net debit balance in the official reserve account refers to a surplus

正确答案是A