4. ( 25 points) The table shows the task time of assembly operations as well as their precedence. Demand rate to be satisfied is 1 complete assembly every 15 minutes. a) Draw a precedence diagram. b) Determine the minimum number of workstations needed to satisfy demand using the LARGEST CANDIDATE RULE. c) Build a complete Line-Of-Balance Diagram (LOB). 4. ( 25 points) The table shows the task time of assembly operations as well as their precedence. Demand rate to be satisfied is 1 complete assembly every 15 minutes. a) Draw a precedence diagram. b) Determine the minimum number of workstations needed to satisfy demand using the LARGEST CANDIDATE RULE. c) Build a complete Line-Of-Balance Diagram (LOB)