Answer:
D. it is a planned way to pay a small amount once a month until you have payed off your debt
Step-by-step explanation:
During the 1920s many Americans bought high-cost items, such as refrigerators and cars, on the installment plan, under which they would make a small down payment and pay the rest in monthly installments. Some buyers reached a point where paying off their debts forced them to reduce other purchases.