Christian communities in Europe experienced which change due to the Crusades?
A. They began to give more power to peasants.
B. They began to support the Orthodox Church.
C. They began to trade with distant markets.
D. They began to treat Jews more equally.

B

Once other christians taught the peole in europe to  support the 'holy land'

Explanation:

It’s c thanks a lot other person

Explanation:

answer; by working independently, the states have a high likelihood of developing innovative solutions that can be employed in other states;