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 3,390 tenant-days, but its actual level of activity was 3,400 tenant-days. The kennel has provided the following data concerning the formulas used in its budgeting and its actual results for November: Actual results for November: The spending variance for food and supplies in November would be closest to: $658F$760U$658U$760F