Which scenario illustrates one possible way to get a national budget surplus?
a. the amount of money the state government spends and collects in revenue is exactly what they outlined in the budget.
b. the amount of money the state government spends is lower than predicted, while the costs are exactly what were predicted.
c. the amount of money the federal government spends is higher than predicted, while the costs are exactly what were predicted.
d. the amount of money the federal government spends is lower than predicted, while the costs are exactly what were predicted.