The Mongol Defeat of the Seljuk Sultanate Was a Contributing

Multiple Choice

The Mongol defeat of the Seljuk sultanate was a contributing factor in:

A) the ability of the Ottomans to begin raiding against the Byzantine empire.
B) Byzantium being able to destroy the Abbasid caliphate of Baghdad.
C) the Abbasid caliphate's ability to launch a successful attack on Constantinople.
D) the Ottomans being able to attack and conquer Constantinople.
E) the collapse of the Carolingian Empire.