The correct answer to the previous question was that government spending has been higher than taxes on average. In general, the US government spends (slightly) more money than it receives from taxes. How does it cover this gap? a. There is no gap, because several government departments fund themselves. b. The US government borrows money to cover the gap. c. The US government prints money to cover the gap. d. The US government covers the gap with money earned from sources other than taxes, such as oil exports