In what ways does woodson show the power of family? brown girl dreaming

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.

Both the nervous and endocrine systems send electrical and chemical signals for internal communication. select the best answer from the choices provided t f

How did southern slaveholders attempt to convince people in the north to support slavery?