Use the table below to answer the following question(s) using the standard Solver. Coppell Services contracts with outsourcing partners to handle various customer service functions. Based on a study of call volumes provided by one of the firm's partners, the minimum number of staff needed for each hour of the day is as follows:

Hour	Minimum Staff Required
8-9	6
9-10	10
10-11	12
11-noon	10
noon-1	8
1-2	16
2-3	15
3-4	20
4-5	15

Mr. Coppell hires 6 permanent employees and wants to staff the remaining requirements using part-time employees who work 4-hour shifts (four consecutive hours starting as early as 8 A.M. or as late as 1 P.M.). How many part-time employees are present in the 8-9 time slot?

9

14

6

4