A country increased its net foreign assets over a year by 10 billion dollars. The net foreign income in that year was 3 billion dollars. Which one of the following statements are likely to be correct?

A. The imports exceeded exports by 7 billion dollars.

B. The exports exceeded the imports by 7 billion dollars.

C. The current account deficit was 10 billion dollars.

D. The current account surplus was 7 billion dollars.