Which business practice of the 1990's changed u. s. production?
a. a series of special tariff agreements
b. hiring contractors instead of employees
c. outsourcing
d. reverse assembly lines

The answer is C. Outsourcing was he business practice that changed U.S. production during the 1990s. It is also called off-shoring where it involves the relocation of some domestic production to other countries by US firms. It was presented in a paper that the share of foreign-sourced goods in total manufactured inputs increased substantially from 12.4% to 22.1% in the manufacturing sector.