What event was the most significant in damaging the strength of the Byzantine Empire during the Crusades?
a. The Seljuk Turks captured Palestine and Jerusalem from the Crusaders.
b. The Latin migration to Constantinople caused religious rifts in Byzantine society.
c. The Venetian takeover of Byzantine trade routes deprived the empire of wheat from
what is modern-day Ukraine.
d. Alexius failed to deal with the Venetians and other Crusaders after he enlisted their help.