Which of the following was the final colonial war between france and england

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.

Of the following, who would be the least affected by the telegraph? eastern industrialists western businessmen city dwellers native americans

How much do you think members of congress should be paid in comparison with other professions