Consider the Balance of Payments for a Small Country

Consider the balance of payments for a small country.Suppose that in this country private saving is $4 million,its investment is $10 million,government purchases are $6 million,and net tax revenues are $15 million in a given year.The current account balance for this country is a

A) deficit of $6 million.
B) deficit of $9 million.
C) surplus of $3 million.
D) surplus of $9 million.
E) surplus of $15 million.