Answer:
A. Semi periphery.this is the stage
The principal reason for the economic boom in the United States after the Second World War was a shortage of consumer goods combined with a reserve of purchasing power in the form of accumulated savings.
Make me brainiest and I’ll make a question with 100 points
I'd say it's C, a psychological disorder and normal are very different so they are very clearly defined.
I apologize if this is incorrect! But, I hope it helps!