Luigi's pizza buys 30 pounds of mozzarella cheese, holds it in inventory for one month, and then uses it to make pizza (which it sells).

Which of the following is an example of a production quota? a. the government sets an upper limit on the quantity that each dairy farmer can produce. b. the government sets a price floor in the market for dairy products. c. the government sets a lower limit on the quantity that each dairy farmer can produce. d. the government guarantees to buy a specified quantity of dairy products from farmers.