Agriculture was the primary means of making money. This was because there were many open rural areas to start farms. Crops such as cotton and peanuts were grown.
So that each person's vote count the same.
Option D. The Nubians belonged to a unique ethnic group who originated from the central river of Nile.
Nubians and Egyptians shared the identical stone art called pharaohs and they were buried and interred with a stone arrow which symbolizes their skill in archery.
Nubians are considered to have followed the Egyptian strategies of ruling and we could see a few pharaohs which originated from Nubia. Research scholars say that Nubians absorbed the culture heritage of Egyptians and both the cultures were non-distinguishable.