Stanley corporation uses direct labor hours in its predetermined overhead rate at the beginning of the year the estimated direct labor hours were 17,900 hours and the total estimated manufacturing overhead was $341890 at the end of the year actual direct labor hours for the year were 16,700 hours and the actual manufacturing overhead for the year was $336,890. overhead at the the end of the year was:

A $22920 underapplied

B $17920 overapplied

C $17920 underapplied

D $22920 overapplied