What Was the Purpose of Vertical Integration,which Was Pioneered by Andrew

Multiple Choice

What was the purpose of vertical integration,which was pioneered by Andrew Carnegie in the late nineteenth century?

A) It restructured the administrative hierarchy and,in the process,revolutionized managerial productivity.
B) It focused on the systemic promotion of immigrants and African Americans who were working for Carnegie Steel.
C) It concentrated on one aspect of production to the exclusion of all others.
D) It placed all aspects of the business,from mining raw materials to marketing and transporting finished products,under the control of the chief operating officer.