Dermody Snow Removal's cost formula for its vehicle operating cost is $3,080 per month plus $338 per snow-day. For the month of December, the company planned for activity of 20 snow-days, but the actual level of activity was 22 snow-days. The actual vehicle operating cost for the month was $10,130. The spending variance for vehicle operating cost in December would be closest to: rev: 11.08.2017 QC_CS-108685, 11_29_2017_QC_CS-110702 Multiple Choice $290 U $290 F Loo oo $386F $386U