It’s definitely E.....
Thank you
Neutrality, but after considering that the affairs that happened in Europe and it would eventually impact the state of our country, Woodrow Wilson decided to join forces and help the allies.
b. Austria
If Germany and Italy were unified, they'd be more powerful. Austria wanted to keep them separate, because when they weren't unified, they were weaker, allowing Austria to better control/intimidate them.
In total, the plague may have reduced the world population from an estimated 450 million down to 350–375 million in the 14th century.