B. and D.
I believe, but I am not 100% sure!
The political cicumstances around the latin revolutions against the European colonies reminded most American leaders of the American Revolution. As a result they supported these struggles.
There were 2 groups of countries the Axis Powers and The Allies, but I would say Germany and The United States were the 2 main countries
Too many government regulations but I am not sure on the second answer