Answer:
The answer is B.
Step-by-step explanation:
A budget surplus occurs when government revenue(tax receipts) are greater than government spending.
And a budget deficit occurs when government spending are greater than government revenue(tax receipts.
Government debt is the total amount of debt that a country is owing its creditors(providers of funds).
Surplus is entirely different from government debt. Nothing is said in the question that the debt was repaid.
Therefore, the government debt still remains $540 billion