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How was Rockefeller able to build his monopoly across the oil industry?
He bought up oil refineries, cut costs, and reinvested his profits in other refineries.
He confined his business to Ohio so he could buy all the refineries there.
He found newer and cheaper ways to refine oil, increasing his profits.
He began to sell kerosene as well as oil, expanding his market.


Sagot :

Rockefeller was able to build his monopoly across the oil industry because he bought up oil refineries, cut costs and reinvested his profits in other refineries.

Who is John Rockefeller?

He was the owner of Standard Oil Company and also became one of the world's wealthiest men because of his oil business dominance.

He was able to build his monopoly across the oil industry because he bought up oil refineries, cut costs and reinvested his profits in other refineries.

Therefore, the Option A is correct.

Read more about John Rockefeller

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