Explain this in detail because this system remained until the late 19th century.

APA format is required and paper must bestructured with a proper thesis, introduction, body and conclusion. Must be 5 full pages typed with a reference page that has at least 10 reliable sources. The reference page does not count as the fifth page. In text citations as well is required
This the research topic: The ancient homeland of the United States included avariety of Indigenous people. Who are those people and how are they not homogeneous? Provideexamples. How did their environment change with the Age of Discovery? Provide examples.Who were some of the early explorers who encountered the Indigenous populations and how didthe Indigenous populations endure? Provide examples. How was North America a contrast toSouth America during this Age of Encounter? Provide examples. Why did mercantile companieschoose Africa as a source of labor? How did the global economy become the driver for a changein wealth in things to wealth in people? Provide examples. Lastly, if indentured servants were asource of labor at one time in this country how/why did colonial America transition to permanentslavery based on skin color? What methods were used to keep this system in place in colonialAmerica? Explain this in detail because this system remained until the late 19th century