Suppose the Stock of Government Debt in Canada at the End

Suppose the stock of government debt in Canada at the end of one fiscal year is $475 billion. If the stock of debt rises to $482 billion by the end of the next fiscal year, then we know that in that year

A) debt- service payments rose by $7 billion.
B) the government had a primary budget deficit of $7 billion.
C) the government had a primary budget surplus of $7 billion.
D) tax revenues decreased by $7 billion.
E) the government had an annual budget deficit of $7 billion.