Kimble AG applies overhead on the basis of machine hour. Given the following data, compute overhead applied and the under-or! overapplication of overhead for the period: Estimated annual overhead cost 8,400,000 Actual annual overhead cost 8,370,000 Estimated machine hours 400,000 Actual machine hours 420,000 Select one: a. 8,800,000 applied and 150,000 underapplied O b. 8,820,000 applied and 450,000 underapplied O c. 8,820,000 applied and 450,000 overapplied d. 8,800,000 applied and 150,000 overapplied