How did the Mongol Empire affect the Abbasid caliphate?
A. The Mongols started the Abbasid golden age by building the
House of Wisdom.
B. The Mongols attacked Abbasid territory and destroyed its empire.
C. The Mongols weakened the Abbasids by refusing to trade with
them.
D. The Mongols forced the Abbasids to stop dividing power between
sultans.