What best describes popular sovereignty?

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.

Which of the following cultures were among the earliest known inhabitants of north america? a) mayab) incac) anasazi d) olmec

What happened when people started to question traditional christian beliefs?