Which One of the Following Statements About the Structure of the U.S.economy

Which one of the following statements about the structure of the U.S.economy is true?

A) About 91 percent of all U.S.jobs are in service-providing processes.
B) All goods-producing jobs account for 25 percent of total U.S.jobs.
C) All service-providing jobs account for 65 percent of total U.S.jobs.
D) The largest U.S.industry with respect to U.S.jobs is manufacturing.