Which of these areas is known for being the home of some of the world’s earliest civilizations?
a. the rub al khali
b. the iranian plateau
c. the hindu kush
d. mesopotamia

answer; i believe that the correct answer is (c) arctic tundra;

the tariff was created to protect industry in the northern part of the united states. industries in the north were being driven out of business by imported goods that were priced at a low rate. the goal was to protect these industries   by taxing the goods.