A Potlach is a ceremonial feast, common with the Northwest Native American tribes, wherein possessions were given away or destroyed by the wealthy tribespeople in a show of their opulence and wealth.
Because industry was booming more people moved to cities for jobs. So A. is a change that did NOT happen
The rest of the answers are changes that Happened
Along with the idea of looking for new trade routes, they also hoped to find new sources of gold, silver, and other valuables. Additionally, Europeans saw exploration as a way to bring Christianity to other cultures that lived in other lands.
Answer:
Probably because Atlanta is a big city, so people went there to get jobs.