1. Given below is the demand for product A. The product has a lot size of 120 and has an on-hand inventory of 70 units. There is a 4 week demand time fence and a 12 week planning time fence. The following table gives the original forecasts and actual customer orders for the next 12 weeks. a. Based on the demand data provided develop a realistic MPS. (3 marks) b. Calculate the PAB for the next 12 periods c. Calculate the ATP (4 marks) (3 Marks) Week 1 2 3 4 5 6 7 8 9 10 11 12 Forecast 80 80 80 70 70 70 70 70 70 70 70 70 Customer 83 78 65 61 49 51 34 17 11 7 0 0 Orders AB(70) MPS TP nding