Macroeconomics​ examines:
a. the economy as a​ whole, such as how much new machinery and equipment an individual firm decides to purchase.
b. policy​ issues, such as how the government can influence the decisions of individual householdshouseholds.
c. how individual firmsfirms make​ choices, such as how they decide what prices to chargedecide what prices to charge.
d. the economy as a​ whole, such as how rapidly the economy grows.
e. all of the above.