BRAINLIEST AND 15 POINTS FOR EACH QUESTION ANSWERED!!!!

The consequences of World War I and the worldwide depression set the stage for the rise of totalitarianism, aggressive Axis expansion, and the policy of appeasement which in turn led to World War II.

Answer each of the following questions. Make sure to explain your answers in detail.

Part A: How did World War I and/or the Great Depression lead to a rise of totalitarianism?
Part B: Who were the Axis powers and what aggressive actions did they take to expand their territory?
Part C: What was the policy of appeasement and who used it?
Part D: Why did the policy of appeasement fail and lead to WWII?