Answer:
A.european settlers fled to the US
Explanation:
bc Europeans fled her in the Philippines first then go to the US
After WWI the league of nations forced Germany to pay fpr the entire war, and took away all the land they had fought for. So it collapsed the German economy, which inevitably lead to WWII
Beacause of people being stupid
B. and D.
I believe, but I am not 100% sure!