Factor Co. can produce a unit of product for the following costs: Direct material Direct labor Overhead Total product cost per unit $ 8 24 40 $72 An outside supplier offers to provide Factor with all the units it needs at $46 per unit. If Factor buys from the supplier, the company will still incur 60% of its overhead. Factor should choose to: Buy since the relevant cost to make it is $56. Make since the relevant cost to make it is $48. Buy since the relevant cost to make it is $48. Make since the relevant cost to make it is $32. Buy since the relevant cost to make it is $32