Vondran Clinic uses patient-visits as its measure of activity. During December, 2018, the clinic budgeted for 3,500 patient-visits, but its actual level of activity was 3,200 patient-visits. The clinic has provided the following data concerning the formulas used in its budgeting and it:s actual results for December: Data used in budgeting: Fixed Costs per Month Revenue Personnel expenses Medical supplies Occupancy expenses Administrative expenses $ 38,300 S 1,500 $ 12,900 S 8,300 Variable Cost per Customer $ 48.560 $ 14.90 $9.20 $2.40 $0.20 Actual results for December: Revenue Personnel expenses Medical supplies Occupancy expenses Administrative expenses $ 154,250 $ 86,500 $ 29,230 $ 20,530 $9,010 Required: Prepare the clinic's flexible budget performance report (such as the one on page 423 in your text) for December, 2018. Be sure to label each variance as favorable (F) or unfavorable (U)