Consider a Government with a Positive Stock of Debt

Consider a government with a positive stock of debt.If the growth rate of real GDP exceeds the real rate of interest on government bonds,then to keep the debt-to-GDP ratio constant the

A) government must have a primary budget deficit.
B) government must have a primary budget surplus.
C) government must implement an expansionary fiscal policy.
D) money supply should be increased at a constant rate.
E) nominal interest rate must be constant.