Explain the changes and continuities of the Islamic empires starting from the Umayyad to the Abbasid empires. PLEASE HEL I NEED A ESSAY! I WILL GIVE EXTRA POINT FOR GOOD ANSWERS!

By moving the capital to Baghdad in 762 CE, the Abbasids overthrew the Umayyad dynasty in 750 CE, supporting the Mawali, or non-Arab Muslims. As the Abbasids formed the new offices of Vizier and Emir to delegate their central authority, the Persian bureaucracy slowly replaced the old Arab aristocracy.

Explanation:

the answer is b: the religion they practice.

here's why:

there were many different native american tribes and those with similar characteristics formed a main tribe or nation. each had its own language, religion and customs.

martin luther believed that selling indulgences was wrong and gave people a license to sin. the roman catholic church used the practice of indulgences to raise money for major building projects.