Bernes Kernel uses tenant days as its measure of activity, an animal housed in the kennel for one day is counted as one tenant-day During October the kennel budgeted for 2.700 tenant-days, but its actual level of activity was 2.720 tenant-days. The kernel has provided the following data concering the formulas to be used in its budgeting Revenue Mages and salaries: Food and supplies Facility expenses Administrative expenses Total expenses Fixed element per month, $3,300 600 8,000 7,000 $ 20,300 Variable element per tenant-day $30.00 $6.10 10.10 3.60 0.10 $19.90 The activity variance for administrative expenses in October would be closest to Mogle Choice O O O O 529 SHIPP 1421 120