Rhed Kennel uses tenant-days as its measure of activity; an animal housed in the kennel for one day is counted as one tenant-day. During December, the kennel budgeted for 3,750 tenant-days, but its actual level of activity was 3,700 tenant-days. The kennel has provided the following data concerning the formulas used in its budgeting and its actual results for 23 December: Data used in budgeting: Fixed Variable element element per per month tenant-day $34.00 Revenue Wages and salaries FOod and supplies Facility expenses Administrative expenses $ 2,300 $ 7.80 1,450 13.00 8,300 4.50 6,300 0.30 Total expenses $18,350 $25.60 Actual results for December: $125,290 Revenue $ 31,440 $ 48,515 $ 25,055 Wages and salaries Food and supplies Facility expenses Administrative expenses $ 7,575 The activity variance for administrative expenses in December would be closest to: The activity variance for administrative expenses in December would be closest to: Multiple Choice $15 U $150 U $15 F $150 F