Which of the Following Statements About the Service Sector Is

Which of the following statements about the service sector is true?

A) Over the next two decades the service sector in the U.S. will decline in monetary importance.
B) The spending on service sector accounts for fewer than 30 percent of all jobs in the U.S.
C) The fastest-growing segment of the American economy has been the production of tangibles and not the performance of services.
D) The service sector in the U.S. produces a balance-of-trade surplus annually and is expected to be responsible for all net job growth in the foreseeable future.