The answer is D, having to fight a two-front war.
The Schlieffen plan was the German strategy to quickly take out France so that they could focus all their troops on Russia.
I think it 3. Black Plague
It’s pure entertainment and people love it and I don’t know
Answer:
Along with the idea of looking for new trade routes, they also hoped to find new sources of gold, silver, and other valuables. Additionally, Europeans saw exploration as a way to bring Christianity to other cultures that lived in other lands.
Explanation: