Answer:
repay bonds early either through purchases or calls.
Explanation:
A bond sinking fund can be defined as a restricted asset containing money owned by a company and set aside to repay bonds early or pay off a debt.
The purpose of a bond sinking fund is to repay bonds early either through purchases or calls. It is usually reported in the balance sheet after the current assets section.
Also, a bond sinking fund when properly implemented through the process of making regular deposit, helps to provide security for bondholders.