The increase in trade and movement into large cities caused what system to fall apartThe name of the group of people that threatened the Byzantine Empire’s rule and sparked the Crusades was_______.(1 point) Responses Eastern Orthodox Christians Eastern Orthodox Christians The Carolingian Dynasty The Carolingian Dynasty Seljuk Muslim Turks Seljuk Muslim Turks Franks

The increase in trade and movement into large cities caused the feudal system to fall apart. The group of people that threatened the Byzantine Empire's rule and sparked the Crusades were the Seljuk Muslim Turks.