A table is assembled using three components, as shown in the following product structure tree. The company that makes the table wants to ship 240 units at the beginning of day 4,280 units at the beginning of day 5 , and 320 units at the beginning of day 7 . Receipts of 240 wood sections are scheduled at the beginning of day 2 . There are 280 legs on hand. An additional 20 percent of the order size on legs is added for scrap allowance. There are 65 braces on hand. Lead time (in days) for all items is a function of each order quantity and is shown below. Woo