Mondo Snow Removal's cost formula for its vehicle operating cost is $1,200 per month plus $594 per snow-day. For the month of January, the company planned for activity of 22 snow-days, but the actual level of activity was 27 snow-days. The actual vehicle operating cost for the month was $16,870. The activity variance for vehicle operating cost in January would be closest to: O $2,602U O $2.602F O $2.970U O $2.970F