What caused feudalism to decline in Europe? (Check all that apply)
A
The increased power of the Catholic church
B
Black Death: scarcity of laborers causing serfs to demand freedom
C
The Crusade caused trade to increase
D
The Crusades caused trade to decrease
E
Castles continued to provide safety and defense against invaders
F
The Catholic Church lost power which caused nobles to lose power
B, C, F. People started moving to cities because nobles died in the crusades/lost power. The crusades caused the church to lose power. Increased trade was brought on by the crusades due to exotic goods now having a demand.
