Kirnon Clinic uses client-visits as its measure of activity. During July, the clinic budgeted for 3,850 client-visits, but its actual level of activity was 3,800 client-visits. The clinic has provided the following data concerning the formulas to be used in its budgeting: Fixed Variable element element per per month client-visit $40.30 Revenue Personnel expenses Medical supplies Occupancy expenses Administrative expenses $36,300 2,300 9,300 6,300 $54,200 $11.50 8.30 2.30 0.50 Total expenses $22.60 The activity variance for personnel expenses in July would be closest to: Multiple Choice $575 F O $575 U O $3,015 U O $3,015 F