What did the marshall court rulings that supported the sanctity of contracts and federal law over state law boost?

a. a national economy and a strong federal government
b. the rights of workers
c. the power of employers
d. foreign trade and a balanced federal budget

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.

What is a key believes of john locke in establishment of government

Based on source 1 which political strategy did sncc most likely support to bring about change in society?