Islamic Studies Who was the first Abbasid caliph of Islam? Options:A. Abu JaB. Abu al-Abbas al-SaffahC. Ab? ?Abd All?h Mu?ammad (Al Mahdi)D. Ab? Mu?ammad M?s? (Al Hadi)View AnswerB. Aryans Continue Reading Previous: Hazrat Umm-e-Salamah died at the age of:________?Next: Who carried the message of Holy Prophet to the king of Iran Khusrau Pervaiz?