In the 1920s, a method that enabled people to buy goods they could not afford was speculation. buying on margin. installment payments. investing.

In the 1920s, a method that enabled people to buy goods they could not afford was called installment payments. The correct option among all the options that are given in the question is the third option. A person did not have to pay the cost of the goods bought at the time of buying, the payment used to be divided in multiple parts to be paid monthly.

C. Installment Payments