Unlike Carnegie, Rockefeller first created a___in which he and his partners combined their oil industries. A . Competitive Market

B. Monopoly

C. Trust

Monopoly

C. Trust

Explanation:

In 1882 Rockefeller formed the Standard Oil Trust. This, the first corporate trust, was declared an illegal monopoly and ordered dissolved by the Ohio Supreme Court in 1892. Within three years, the Standard Oil Trust had consolidated crude oil by buying throughout its member firms.

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