5 For the following questions, select the key term that best matches with the definition provided. - Government action to increase the money supply and lower the interest rate so as to expand economic activity and increase the nation's GDP - Measuring GDP by totaling all labor and other resource earnings throughout the economy during an accounting period - A situation where aggregate supply equals aggregate demand and there are no forces in the economy acting either to increase or decrease the nation's real GDP - The area of economics that deals with output, employment, incomes, or other activities in the aggregate A. Expansionary monetary policy B. Income method C. Macroeconomic equilibrium D. Macroeconomics