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 desire for new products, encouraging people to buy more goods. Electricity was important for powering new appliances, but advertising was key in driving the demand for them. Farming and manufacturing produced goods, but advertising was what made consumers want to purchase them.

Answer:

A. advertising