OPEC means Organization of Petroleum Exporting Countries, which is a group of oil producing countries that regulate the amount of oil each country is able to produce. An example of OPEC members are Saudi Arabia, Iran and Iraq.
Answer:
c automobiles because they changed the Idea of peoples using wagons
River, it is a water source and means of transportation
It seems that you have missed the necessary options to answer this question, but anyway, here is the answer. <span>After the civil war , many owners of large plantations in the south responded to the loss of enslaved labor by CREATING TENANT FARMS AND SHARECROPPING. Hope this answers your question. Have a great day!</span>
