Final answer:
The maximum number of dunning levels that can be assigned to a dunning procedure is 9. This allows a business to systematically escalate reminders and actions for unpaid invoices.
Step-by-step explanation:
The maximum dunning level that can be assigned to a dunning procedure is B) 9 levels. Dunning is a key process in accounts receivable management where reminders are sent to customers to ensure the timely payment of outstanding invoices. A dunning procedure typically includes a series of escalating reminders, known as dunning levels. Each dunning level represents a reminder or action taken at a different stage of the dunning process. With 9 levels available, this allows businesses to develop a comprehensive approach to managing overdue payments, escalating from initial reminders to more serious actions such as final notices or legal steps if necessary.