How did the lives of the upper class and ordinary people of Great Zimbabwe differ?

The Elites converted to Islam while the commoners tended to keep their traditional polytheistic religions. If the commoners did convert to Islam, they usually blended old practices into the religion.

Explanation:

Jim crows laws were basically state laws in the south that prevented african americans from voting and later evolved into segregating blacks and whites from practically everything. i would say it would be answer choices b.,  c., and d. because they started about a decade before the 14th amendment was ratified and even with the 14th, 15th, and 16th amendments in place, they continued into the late 1900's without punishment. black codes were a "nickname" for the laws as well, especially after the 14th amendment was passed because they couldn't be considered "laws" in print because of the  federal government.