BPD $($ business process diagram $)$ is a visual way to represent the activities $($ the different steps $)$ in a business process to give the reader an easy understanding of a pictorial view of what takes place in a business process $.$ Refer to Figure $14-5$ : Segregation of Duties of the Revenue Cycle $($ see below $).$ Under the $"$ Employee $"$ column and between $"$ Sales Clerk $"$ and $"$ Cash Collections Clerk $",$ there are $4$ spaces without the titles of the employees involved in the revenue cycle $.$ Based on your understanding of the revenue cycle processing $,$ the correct order to fill the proper employee's titles in the $4$ spaces should be :