Georgia 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 April, the kennel budgeted for 2,000 tenant-days, but its actual level of activity was 1,990 tenant-days. The kennel has provided the following data concerning the formulas used in its budgeting and its actual results for April: Data used in budgetine: The activity variance for wages and salaries in April would be closest to: $66F $564U $564F