Kirnon Clinic uses client-visits as its measure of activity. During July, the clinic budgeted for 4,200 client-visits, but its actual level of activity was 4,270 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 $41.00 Revenue Personnel expenses Medical supplies Occupancy expenses Administrative expenses Total expenses $37,000 3,000 8,200 7,000 $55,200 $ 12.20 9.00 3.00 0.30 $24.50 The activity variance for personnel expenses in July would be closest to: Multiple Choice $854 U $3.294 U Oo oo $3,294 F $854 F