The Thomlin Company forecasts that total overhead for the current year will be $11,455,000 with 155,000 total machine hours. Year to date, the actual overhead is $7,628,000 and the actual machine hours are 92,000 hours. If the Thomlin Company uses a predetermined overhead rate based on machine hours for applying overhead, as of this point in time (year to date), the overhead is Round the factory overhead rate to the nearest dollar before multiplying by the number of hours. Oa. $1,230,000 overapplied Ob. $820,000 underapplied Oc. $820,000 overapplied Od. $1,230,000 underapplied