Doggle, Inc. has two categories of overhead: maintenance and inspection Cost information is listed in below: Cost Category. Cost per Year Cost Driver Estimated Annual Activity Maintenance $400,000 Machine Hours 12,500 Machine Hours Inspection 200,000 Number of Inspections 400 Inspections The following data have been prepared for Job #221: Direct materials $3,000 Direct labor $8,400 Machine-hours 200 Number of inspections 2 Direct labor-hours 400 Using the appropriate cost drivers, the total cost of Job #221 is: $11,000 $18.400 $18,800 $36,800 None of these numbers is correct