HELP One major factor in the Byzantine Empire's decline was that it: A. relied on paying foreign soldiers for its armies.

B. started a war with the powerful Mongol Empire.

C. refused to trade with Muslim empires.

D. tried to unite the Orthodox and Catholic churches.​

Plz ive been stuck on this question forever. in 1753 george washington was sent on a mission to a. build a fort at the point where the allegheny and monongahela rivers form the ohio river. b. attack the french at fort duquesne. c. attack the french at fort neccessity. d. deliver a message to the french demanding that they leave the ohio river.