Paulis 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 February, the kennel budgeted for 2,500 tenant-days, but its actual level of activity was 2,480 tenant-days. The kennel has provided the following data concerning the formulas used in its budgeting and its actual results for February Data used in budgeting Revenue Wages and salaries Food and supplies Facility expenses Administrative expenses Total expenses Actual results for February Revenue Nages and salarios Fixed element per month $0 $2,500 400 Variable element per tenant-day $35.30 $ 5.90 13.80 8,900 3.40 7,800 119,600 0.40 $23.50 Food and supplies Facility expenses Administrative expenses $ 85,654 $ 16,992 $ 33,084 516,602 $8,732 The activity variance for net operating income in February would be closest to: