Bartosiewicz Clinic uses client-visits as its measure of activity. During January, the clinic budgeted for 4,800 cient-visits, but its actual level of activity was 4,880 clientvisits. The clinic has provided the following data concerning the formulas used in its budgeting and its actual results for January? Data used in budgeting: Actual results for Jamary? The activity variance for net operating income in January would be closest to