Question

which industry boosted consumerism in the 1920s, feeding economic growth?
advertising
electricity
farming
manufacturing

Explanation:

In the 1920s, advertising played a crucial role in promoting consumerism. It created demand for new products, encouraging people to buy more goods, which in turn spurred economic growth. Electricity, farming, and manufacturing were important industries but advertising was the key driver of consumer - centric economic growth during that time.

Answer:

A. advertising