Suppose in 2022, you purchase a house built in 2013 for $400,000. Which of the following would be included in the gross domestic product for 2022?
a. the value of the house in 2022.
b. the value of the house in 2013.
c. the value of the house in 2022 minus depreciation.
d. the value of the services of the real estate agent used to sell the house in 2022.