Question

What was the core business that made Standard Oil a horizontally integrated monopoly?

finding new uses for oil

refining oil

building oil pipelines

transporting oil to customers

Answer 1

It was an American oil producing, That was transporting, refining, and marketing company.And was established in 1870 by John Rockefeller as a corporation in Ohio Its controversial history as 1 of the worlds 1st and largest multinational corporations ended in 1911, when the U.S. Supreme Court ruled that standard was an illegal monopoly.