Assume the following cost structure regarding Snapir's production of trombones and trumpets, that additional finishing labor increases capacity within the finishing department, and that Molding labor makes $20/hr while Finishing labor makes $15/hr: Direct Materials Molding Labor Cost Finishing Labor Cost Variable Overhead Allocated Fixed Overhead Trombones Trumpets $ 35.00 $ 20.00 $ 40.00 $ 30.00 $ 15.00 $ 30.00 $ 25.00 $ 35.00 $ 25.00 $ 25.00 a) Should Snapir focus on making trombones or on making trumpets? b) How much should Snapir be willing to pay for an additional hour of finishing labor?