Final answer:
A monthly heating bill is an example of installment credit, where the borrower agrees to repay the loan in regular installments over a predetermined period of time.
Step-by-step explanation:
A monthly heating bill is an example of installment credit. In installment credit, the borrower receives a specific amount of money and agrees to repay the loan in regular installments over a predetermined period of time. The monthly heating bill represents a recurring expense that is paid off gradually over time, making it an example of installment credit.