7660 A company is into selling of office desks that consist of four legs, one top, one drawer, two side panels, one back panel, and two drawer guides. Each side is assembled from a side panel, two legs, and a drawer guide. The base is formed from the back panel and two sides. In final assembly, the top is attached to the base and the drawer is slid into place. Lead times are four days for purchased items and two days for assembled items [3+2+3= 8 marks] a. Construct a time-phased assembly chart for the desk. b. With no inventory on hand, how long would it take to complete a customer order? c. If a customer has asked for 100 tables, and there are 150 legs and 120 side panels already there in the inventory, draw the MRP Schedule