The Abbasid Empire Effectively Came to an End In

The Abbasid empire effectively came to an end in:

A) 1258, when the invading Mongol armies captured the Abbasid capital of Baghdad.
B) 733, when the Abbasid army was defeated by Charles Martel at Tours.
C) 1066, when the dominant Shiites defeated the Sunnis at Damascus.
D) 930, when a Shiite army attacked and captured Mecca.
E) 1186, when Philip of France and Richard of England captured Jerusalem.