quot;Davy Jones owns and operates a chain of grocery stores called quot;Groceries for lessquot; He is considering a new computer system for...

"Davy Jones owns and operates a chain of grocery stores called "Groceries for less" He is considering a new computer system for accounting and inventory control. A local computer sales office sent the following information about the computer system installation. Duration (wks)688201810827a. Construct a network for this problem b. identify the critical path by computing the ET, LT, TS and FS values c. Determine project completion time. "