The following information for the past year is available from Thinnews Co., a company that uses machine hours to apply standard factory overhead cost to outputs: Actual total factory overhead cost incurred S 24,000 Actual fixed overhead cost incurred S 10,000 Budgeted fixed overhead cost S 11,000 Actual machine hours 5,000 Standard machine hours allowed for the units manufactured 4.800 Denominator volume-machine hours 5,500 Standard variable overhead rate per machine hour $ 3.00 The variable overhead spending variance, to the nearest whole dollar, is: $2,100 favorable. $600 unfavorable. $1,000 favorable. $1,400 unfavorable. $1,500 favorable