Help and explain
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City-dwellers

Explanation:

In Saudi Arabia, the social structure is composed of mainly nomads but also a small group of people living in cities, called city-dwellers. Although they descend from the bedouin people, they see themselves as socially superior to them. In the same way, people from rural areas don´t consider city-dwellers as peers. The cultural rivalry between urban and rural areas remains in the present.

c. the passage of the fifteenth amendment

the answer is c. your welcome.