QUESTION 3: A manufacturing plant has the process displayed below. The drilling operation occurs separately from and simultaneously with the sawing and sanding operations. The product only needs to go through one of the three one of the three assembly operations (the assembly operations are parallel"). a) What is the bottleneck operation? b) What is the throughput time for the overall system? c) If the firm operates 10 hours a day, 21 days a month, what is the monthly and yearly capacity of the manufacturing process? d) Supposed that a second drilling machine is added, and it takes the same time as the original drilling machine. What is the new bottleneck time of the system? e) What is the new throughput time if the second drilling machine is added? f) What is the new hourly capacity if the second drilling machine is added? assembling 0.8 units/hr sawing sanding 5 units/hr 5 units/hr welding assembling 2.3 units/hr 0.8 units/hr drilling 5 units/hr assembling 0.8 units/hr QUESTION 4: Use a diagram to illustrate the concept of supply chain management and fully explain it