Why did disease become a problem for Louisiana's historic tribes

Prior to the presence of europeans on the continent, the slave trade in africa a) did not exist in any form. b) was limited to internal trade only. c) included the trans-saharan and indian ocean slave trade. d) was rarely needed due to the lack of an agricultural economy.

One of the main things that tobacco did for jamestown was to foster peace between the english and the powhatan. o save the colony by providing a source of income. finance the formation of the house of burgesses. make the virginia company a financial success.

Ineed with my dbq, i basically just need to bs it the whole way through because my apush teacher sucks but i literally don’t know how to contextualize well and i just need