Answer:
A) Pension services
Explanation:
Banks provides many services to their customers. One such functions or offers of the bank to the customer is the "banker's acceptances".
The banker's acceptances may be defined as the promise of the bank or an instrument of an bank representing a future payment promise to the customer by the bank. The bank receives the payment from the customer and guarantees a draft time that is to be drawn made on the deposit.
One of the banker's acceptance to the customer is the pension services where the customer deposits some amount of money in the bank at regular interval and the bank promises to return back the money to the customer as a lump sump amount along with some interest after a draft time.