Walsh Publishing Corporation uses a predetermined overhead rate based on direct labor-hours to apply manufacturing overhead to jobs. At the beginning of the year the Corporation estimated its total manufacturing overhead cost at $500,000 and its direct labor-hours at 125,000 hours. The actual overhead cost incurred during the year was $450,000 and the actual direct labor-hours incurred on jobs during the year was 115,000 hours. The manufacturing overhead for the year would be: Select one: O a. $50,000 overapplied O b. $10,000 overapplied O c. $50,000 underapplied O d. $10,000 underapplied