Which of the following did not cause the decline of the Byzantine Empire?

Question

anonymous · Answer

Where are the answers?

anonymous · Answer

Btw, it was the Crusaders who made the Byzantine Empire collapse.

anonymous · Answer

Invasion by Islamic people

Invasion by European tribes

lack of freedom for woman

battles over religious beliefs

anonymous · Answer

Um. Not entirely sure, but I am pretty sure its A

anonymous · Answer

Don't quote me on it....

anonymous · Answer

Which of the following contributed to the overthrow of the Umayyad dynasty by the Abbasid dynasty? 

 The Umayyads failed to produce competent heirs. 

 The Umayyad social policies were unpopular and led to revolts. 

 The Abbasids were the descendents of the Umayyads. 

 The Abbasids assassinated the Umayyad caliph in his harem.