Describe the bulla and its purpose in rome

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

Which of the following could be described as a conservative reaction against the ideas of the jazz age

What were the sites of three major battles the french army fought between 1805 and 1809?