. " one alternative over another TRUE ??? ??? ??? A sunk cost is a cost that has already been incurred and that cannot be avoided regardless of what action is chosen TRUE ??? ??? ??? The book value of a machine, as shown on the balance sheet, is relevant in a decisionconcerning the replacement of that machine by another machine FALSE ??? ??? ??? If by dropping a product a firm can avoid more in fixed" . . .