Answer:
In Europe, the Crusades led to economic expansion; increased trade and use of money, which undermined serfdom and led to prosperity of northern Italian cities. They led to increased power of the monarchs, and, briefly, to increased power of the papacy.
I believe the answer is D. Were discriminated against throughout Europe
Hope this helps and good luck on your test!
The Industrial Revolution moved people toward each other through urbanization and close-‐quartered urban life