45 The Garrison Company manufactures two products: Oxy Cleaner and Sonic Cleaner. The costs and revenues are as follows: Oxy Cleaner Sonic Cleaner Sales Price Varlable cost per unit $85 $50 Total demand for Oxy is 10,800 units and for Sonic is 6,800 units. Machine time is a scarce resource. During the year, 58,000 machine hours are available. Oxy requires 4 machine hours per unit, while Sonic requires 2.5 machine hours per unit. unitunits, What is the maximum contribution margin Garrison can achieve during a year? O $658.450. O $683.200 O $1,325,300. O $1,258,000