Answer:
Correct answer is A) making Europeans aware they lived far larger, more diverse world than they ever known .
Step-by-step explanation:
A is correct answer because Europeans were able to meet new cultures, way of thinking and also established good trading links with the East.
B is not correct as people didn't change their religious beliefs back then that much.
C is not correct as they practically lost all the territories they once captured.
D is not correct as the Muslim still had their strongholds in Europe, especially in Spain.