So slavery and trapping of other tribes was already a thing in Africa before slavery went to the U.S. Because the U.S started doing it, tribes now wanted to enslave as many people as they could to get money from trades that would se d slaves over. This meant tribes fell apart, cultures were lost, and people were hunted down to sell as slaves.
Answer:
It prevents equal access to basic services, access to jobs, and income opportunities.
Answer: When individuals and businesses are permitted to trade freely over a larger market area, they are able to produce a higher quantity of output and bring in different products.
Explanation: When businesses and individuals trade with one another, they are able to receive more items that they may not have been able to produce themselves. Trading freely allows for more people to have the opportunity to use other products that they can't make in their own country/state.