Which of the following statements about language is true?

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.

Acivilization reaches its high point during its stage. a)birth b)growing pains c)adulthood d)senior

¿why was jackson opposed to the bank? a short answer*