Answer:
The 1920s was a decade of profound social changes. The most obvious signs of change were the rise of a consumer-oriented economy and of mass entertainment, which helped to bring about a "revolution in morals and manners." Sexual mores, gender roles, hair styles, and dress all changed profoundly during the 1920s.
Explanation:
The Spanish Conquistadors arrived in Tenochtitlan in 1519
I think it is independence
1. Only one source of income
2. If people don’t buy the crop they go into a money shortage
3. Could go down in stock value