Who created the microwave

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.

Match the vocabulary word with its meaning. 1. capitalism to change or improve something by correcting faults or removing abuses 2. chattel an economic system based on private ownership and competition motivated by profit 3. imperialism policy extending political, economic, or military rule over another 4. indentured an economic system where colonies supply goods to the mother country 5. mercantilism an agreement committing one person to be another's slave for a certain period of time 6. reform a type of slavery where the slave is the sole property of the master with no rights

What did the marshall plan do ? apex a. send aid to countries in europe b. sent atomic weapons to asia c. sent more ships to the pacific d. sent aid to the soviet union answer ; is a