Brothern Corporation bases its predetermined overhead rate on the estimated machine-hours for the upcoming year. Data for the most recently completed year appear below. Estimates made at the beginning of the year Estimated machine hours 39,000 Estimated variable manufacturing overhead $ 6.76per machine-hour Estimated total fixed manufacturing overhead $ 794 430 Actual machine-hours for the year 42,700 The predetermined overhead rate for the recently completed year was closest to Select one O A $6.76 per machine-hour O B. $2713 per machine-hour O C $20 37 per machine-hour O D. $25 37 per machine hour