Answer:
The North favored a protectionist tarriff on foreign goods, while the South did not.
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The answer is D.united nations there united with some European countries and that’s how they maintain peace and protection
They found a door and a number in a notebook
The answer is C. Both tried to control competition to increase profits. While Rockefeller and Carnegie dominated different industries, Rockefeller being the oil industry and Carnegie being the steel industry. They were both known for trying to control the competition in their respective industries in order to increase their own profits.