500
Why did the Feudalism system and self-sufficiency rise during the Middle Ages in Europe?
a.) Attacks by outside groups, barbarians and Vikings made Europeans unable to trade with
distant lands.
b.) The kings of Europe required it.
c.) There was a variety trade routes to encourage self-sufficiency.
d.) It was needed because of the Industrial Revolution.
Attacks by outside groups, barbarians and Vikings made Europeans unable to trade with
distant lands.