Perion Corporation uses direct labor-hours in its predetermined overhead rate. At the beginning of the year, the estimated direct labor hours were 11.200 hours and the total estimated manufacturing overhead was $259,840. At the end of the year, actual direct labor hours for the year were 10,800 hours and the actual manufacturing overhead for the year was $254,840. Overhead at the end of the year was: O $4,280 underapplied. O $4,280 overapplied. O $9,280 overapplied. O $9,280 underapplied