Answer:
it would be the last one
They were optimistic because jobs were plentiful, and people had money to buy th
but if that is not how it is answered then here is another answer to this question
new patterns of consumption, or purchasing consumer goods like radios, cars, vacuums, beauty products, or clothing. The expansion of credit in the 1920s allowed for the sale of more consumer goods and put automobiles within reach of average Americans.