Answer:
a. is an estimate of what the budget balance would be if real GDP were equal to potential output.
Step-by-step explanation:
A cyclically adjusted budget balance is an estimate of what the budget balance would be if real GDP were equal to potential output. A cyclical adjustment budget balance measures the stance of fiscal policy, as it removes the endogenous components of spending and revenues and its also estimate the budget balance if the economy is in the long run equilibrium.