how did the 1920s lay the foundation of today's society?

My answer is by manufacturing, women's changing roles , and credit and installment plans. I need to write an essay on this. Can you please elaborate
specifically? Thank you in advance.

3 answers

See Related Questions below.
I did but none provided the answer I need.
You have good ideas.

Now you need to research each of these points. How did manufacturing in the 20s affect today's society? You might start with Googling manufacturing U.S. 1920s.