In 2014,Canada Had a Capital Account Surplus of Nearly $31

In 2014,Canada had a capital account surplus of nearly $31 billion.In the absence of any statistical discrepancy,this surplus would imply that during that year,
1) foreigners purchased net $31 billion of Canadian assets
2) Canada had a current account deficit
3) Canadians purchased net $31 billion of foreign assets

A) 1 only
B) 2 only
C) 3 only
D) 1 and 2
E) 2 and 3