Tennies Clinic uses client-visits as its measure of activity. During November, the clinic budgeted for 4,150 client-visits, but its actual level of activity was 4,140 client-visits. The clinic has provided the following data concerning the formulas used in its budgeting and its actual results for November: Data used in budgeting: Fixed element per month Variable element per client-visit Revenue - $ 37.10 Personnel expenses $ 31,200 $ 12.10 Medical supplies 2,050 7.50 Occupancy expenses 9,300 3.60 Administrative expenses 7,600 0.50 Total expenses $ 50,150 $ 23.70 Actual results for November: Revenue $ 153,801 Personnel expenses $ 81,253 Medical supplies $ 33,941 Occupancy expenses $ 23,707 Administrative expenses $ 9,428 The spending variance for medical supplies in November would be closest to: Multiple Choice $841 F $841 U $766 U $766 F