The Garnet Company uses a job-order costing system. The following data were recorded for February of stion Added during February February 1 Work in Process Direct Direct Job Number Inventory Materials Labor 1 S1,500 S400 $300 2 $2,000 S600 $750 3 S500 S1.000 $1.500 S250 $1,300 $2,400 Overhead is charged to jobs at the rate of 140% of direct labor cost. Jobs 1, 2 and 3 were completed during February and transferred to finished goods, Job 3 has been delivered to the customer. The conversion costs added to jobs during the month totaled: Select one: O a. $8,250 O b. $11,880 O c$12,500 O d. $15,180