Question

How did John D. Rockefeller secure his monopoly in 1882?

He created a trust that controlled oil wells, refineries, and distributors.
He broke up his company so it could operate in more than forty states.
He purchased coal plants around the country to add to his business.
He purchased iron mines around the country to add to his business.

Answer 1

a

Step-by-step explanation:

Answer 2

The correct answer is
He created a trust that controlled oil wells, refineries, and distributors.

He controlled all companies that were in any way related to or helpful in the oil production and selling business. This meant he had a huge monopoly over the business and could control all aspects as well as prices.