This year, there are 50 income tax statements arriving each week. In order to prepare the income tax statement, GV has three resources. The activities are carried out by the following three persons: .An administrative support person that processes every tax statement. Senior accountant (who is also the owner): who processes only tax statements for new customers Junior accountant: who only processes tax statements for repeat customers. Processing times for both groups and all resources are shown in the table below. Assume that everyone works 40 hours per week Handling by senior accountant [min/unit] 40 nla Handling by junior accountant min/unit] n/a 15 Administrator Group Imin/unit 20 2 20 a. Which of the t hree persons is the bottleneck? ?I Administrator II Senior accountant III Junior accountant b. For a mix of 20:80 between new and old cases, what is the flow new cases per week rate for new customers? . c. For a mix of 20:80 between new and old cases, what is the flow new customers per week rate for repeat customers? d. For a mix of 20:80 between new and old cases, what is the capacity for new customers? e. For a mix of 20:80 between new and old cases, what is the capacity for repeat customers?