Concept:A standing order is an instruction given by an account holder to their bank to make regular fixed payments on their behalf.Explanation:The question asks for the name of the service where a bank makes regular payments for its customers.A standing order is set up by the customer to pay a fixed amount to a specific person or organisation at regular intervals.Direct debit is different because it lets the receiving organisation collect varying amounts with permission.Credit transfer and bank draft are not recurring payment services.Thus, the service described is a standing order.Answer:C. Standing order