John D. Rockefeller vertically integrate his monopoly in 1882 as D. He purchased iron mines around the country to add to his business.
<h3>What is monopoly?</h3>
It should be noted that monopoly simply means a market structure that is characterized by a single seller of a good.
In this case, John D. Rockefeller vertically integrate his monopoly in 1882 as he purchased iron mines around the country to add to his business.
Learn more about monopoly on:
brainly.com/question/13113415
#SPJ1
John Kennedy was born in <span>May 29, 1917, Brookline, MA</span>
What groups are seen as a direct child of the black panthers?