In Exercise 5-20, suppose that the suppliers for the three items merge and offer a deal to eliminate multiple setup costs on a given day’s orders—that is, if Bucky orders any items of any type at the beginning of a day, he only has to pay the $32 setup cost once for that day, not a separate $32 for each type of item he orders. (If no order is placed for anything, there’s still no setup cost.) Modify your model for Exercise