Easy answer. It is D. Only problem was that though the Woodrow Wilson proposed the idea the US never joined therefore no country actually listened to the decisions the LoN made.
Communism and socialism are very similar. I'd say that the circumstance that does not apply to both of these concepts is nationalized services such as electric, water and health care, whereas redistribution of wealth from individual income, state run industries and care, and <span>adherence to the nation’s one political party do.</span>
Hostile indians, starvation, poor leadership and government
A government keeps its people safe by investing tax money into the military, healthcare and sanitation.