Areason consumerism increased in the 1920s was because many working people
earned less money.
earned more money.
bought only essential goods.
bought only nonessential goods.

A reason consumerism increased in the 1920s was because many working people earned more money. Option B is correct.

Consumerism refers to the theory stating that it is economically attractive to encourage the attainment of goods and services in ever-increasing amounts.

In 1920,  the increase of prosperity of the United States gave rise to the emergence of American Consumerism in the period in history called the Roaring Twenties.

the labor movement in the united states grew out of the need to protect the common interest of workers

for those in the industrial sector organized labor unions fought for better wages reasonable hours and safer working conditions

  in the 19th century trade unionism was mainly a movement of skilled workers.

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