What was the drawback to having new technology such as the automobile, vacuum, and toaster relatively affordable to middle class families?

A.
Middle-class wages were not rising at the rate necessary to buy the new technology within their budget range.

B.
Americans' habit of saving money meant they had funds to purchase the new technology.

C.
The government used tariffs on imported technological goods to subsidize the cost of those made in the United States.

D.
Consumers who could not afford to pay for the goods all at once often paid in installments, which could put them in debt.

D. Consumers who could not afford to pay for the goods all at once often paid in installments, which could put them in debt.