53 540 550 560 57 580 59 60 QUESTION 1 Which of the following is included in aggregate demand? O a. neither the quantity of goods and services the government, households, nor firms want to buy nor the quantity of goods and services customers abroad want to buy. b. the quantity of goods and service the government wants to buy, but not the quantity of goods and services households, firms, or customers abroad want to buy. c. the quantity of goods and services the government, households, firms, and customers abroad want to buy. OO d. the quantity of goods and services households and firms want to buy, bis not the quantity of goods and services the government wants to buy