Soldiers formed a for greater
protection by making a wall of shields.

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.

The car market is an example of because it has few sellers who offer differentiated products. a. oligopoly b. monopoly c. monopolistic competition

Which of these statements describes the relationship between urbanization and the divison of labor during the bronze age?