If the US Capital Account Balance Has a $30 Million Surplus and Surplus

If the U.S. capital account balance has a $30 million surplus and there was no change in official reserves during that year, we know that

A) the United States has a $30 million current account deficit.
B) U.S. net foreign lending must equal $30 million.
C) the United States is a net lender.
D) the United States has a $30 million current account surplus.
E) U.S. official reserves have increased by $30 million.