Answer:
The most suitable answer is A. The modern era has seen more globalization than the Middle ages.
Step-by-step explanation:
Globalisation simply means the phenomenon that the world cultures getting closer and integrated, paving the way to a new shared global culture. However, this was not seen during the middle ages as the nations were deeply separated by policies and principles.
Moreover, the answer D cannot be considered correct as well. This is because even though the age of empires might be over, yet through economic and political means this power game of influence still exists.