Suppose That, During 2012, Country a Had Exports of Goods

Suppose that, during 2012, country A had exports of goods of $50, imports of goods of $60, exports of services plus factor income receipts from abroad of $36, and imports Of services plus factor income payments abroad of $30. In addition, during 2007, country A made $15 of unilateral transfers abroad and received no unilateral transfers from Abroad. Given this information, country A's "balance on current account" in 2007 was

A) a $19 deficit.
B) a $10 deficit.
C) a $4 deficit.
D) a $6 surplus