17) Parker Corporation has a job-order costing system and uses a predetermined overhead rate based on direct labor-hours to apply manufacturing overhead to jobs. At the beginning of the year, manufacturing overhead and direct labor-hours for the year were estimated at $50,000 and 20,000 hours, respectively. In June, Job #461 was completed. Materials costs on the job totaled $4,000 and labor costs totaled $1,500 at $5 per hour. At the end of the year it was determined that the company worked 24,000 direct labor-hours for the year and incurred $54,000 in actual manufacturing overhead costs. The manufacturing overhead for the year was: 17) A) $10,000 overapplied C) $10,000 underapplied B) $6,000 overapplied D) $4,000 underapplied