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.
Answer:
During the course of World War II Camp Gruber provided training to infantry, field artillery, and tank destroyer units that went on to fight in Europe. Units of the Eighty-eighth Infantry "Blue Devil" Division trained at Camp Gruber.
Explanation:
The need to completely recover from the damages left during the post World War ll made Japan eager to overcome. They educated and trained themselves to rebuild their economy. They also opened their country to free trade. Everyone had became a part of social reconstruction in all different aspects including soldiers. They sought out ways to build new industries such as micro technology to cater the needs of the world market.
Europeans domesticated cattle, pigs, chicken, goats, and sheep to the Americas.
https://www.encyclopedia.com/science/encyclopedias-almanacs-transcripts-and-maps/exchange-plant-and-animal-species-between-new-world-and-old-world#:~:text=Europeans%20introduced%20such%20domestic%20animals,hides%20or%20wool%20for%20clothing.
I don't understand Spanish or whatever language you speak...