Piechocki Corporation uses tenant-days as its measure of activity; an animal housed in the kennel for one day is counted as one tenant-day. During November, the kennel budgeted for 3,590 tenant-days, but its actual level of activity was 3,600 tenant-days. The kennel has provided the following data concerning the formulas used in its budgeting and its actual results for November: Revenue Wages and salaries Food and supplies Facility expenses Administrative expenses Total expenses Actual results for November: Fixed element per month Variable element per tenant-day $28.00 $ 2,700 500 9,600 $ 5.40 10.20 3.30 6,600 0.20 $19,400 $19.10 Revenue $90,470 Wages and salaries $20,606 Food and supplies $35,838 Facility expenses $20,857 Administrative expenses $ 7,518 The spending variance for food and supplies in November would be closest to: