Sawyer Manufacturing Corporation uses a predetermined overhead rate based on direct labor-hours to apply manufacturing overhead to jobs. Last year, the Corporation worked 57.000 actual direct labor-hours and incurred $345.000 of actual manufacturing overhead cost . The Corporation had estimated 55,000 direct labor-hours would occur during the year. It also estimated $330,000 of manufacturing overhead The Corporation's manufacturing overhead cost for the year was: O A overapplied by 515.000 OB. underapplied by $15.000 OC. overapplied by 53.000 OD. underapplied by 53,000