Problems after World War I, This was one of the most important Many countries in Europe struggled with
long-term causes of World War IL
a medical
b, educational
Gimmigration
d. economic

I think the answer might be economic. This is because Russia was the first country to drop out of the war because they ran out of supplies which therefore led to a revolution. The Treaty of Versailles really messed up the German economy because they had to limit their strength of their miltiary and had to pay a ton of money for the war damage. This led to Germany printing more money which led to hyper-inflation. This therefore led to Hitler taking power and starting ww2.

Explanation:

wisdom

explanation:

the fact that that the teachings on the cosmic order comes from, or through, the heart center

answer; i believe its (jade); good luck