Aggregate expenditures must have fallen by $45 billion. Hence, option C is correct.
Aggregate expenditure, a macroeconomic statistic, is used to measure and evaluate the total amount of economic activity or output within a country. A nation's total outlays over a given time period are measured by aggregate expenditure, just as the gross domestic product (GDP) and national income.
The total expenditure is equal to the sum of household consumption, investments, government spending, and net exports.
Thus, option C is correct.
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