Which statement accurately describes one way the Islamic Caliphate differed from the Byzantine empire and Persian empire? Select the best answer from the choices provided. The Caliphate was not ruled by one leader, unlike the other empires. The Byzantine empire and Persian empire had stronger traditions of tolerance of other religions. Unlike Byzantine Christianity or Persian Zoroastrianism, Islam did not depend upon officially trained priests. The leader of the Caliphate, unlike the Persian king or Byzantine emperor, had no connection with state religion.