Most countries of the Middle East have only existed for to years because of the fall of the Ottoman Empire. A) 100 to 200

B) 500 to 1,000

C) 50 to 100

D) 10 to 100

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.

Prior to which amendment were slaves counted as three-fifths of a personality

31/3: which equation has the solutions x =?