Answer:
D) All of the above would be included in U.S. GDP for 2015.
Step-by-step explanation:
GDP measures total expenditures/income/production in a given country, in a year. All the transactions described in the question ocurred in the United States.:
- Sam and Jim are american citizens and payed rents for property located in american cities.
- Juan is a mexican citizen but he practiced law in the United States, and recevied income in the United States.