Question 4 (25 marks) Dextron Ltd is a manufacturer of electronics components. Alice is the planner and she is to ensure all the parts needed in the production of electronics components are made available. Her planning for the parts is based on Material Resource Planning (MRP) process. Figure 1 below is a Bill of Materials (BOM) of one of the product called RX7. XD(3) AC(1) Y9(4) RX7 TS500(1) L8(2) Figure 1. BOM of RX7 4 a) Name the level of parts L8 and TS500 in the BOM of RX7. (2 marks) 4b) Based on Figure 2 shown below, name TWO types of output from a Material Requirements Plan (MRP)? Explain the MRP terms "Planned Receipt" and "Lotsizing" as applied to a MRP process. (6 marks) MPS BOM MBP Process MRP Process Explosion Netting Offsetting bot stang Net Requirement Record Production Order Figure 2. Illustration of MRP 4 c) Based on Figure 2 above, name TWO types of information in the Inventory Records as the input to MRP. (2 marks) 4 d) Assuming the company needs to manufacture 300 units of RX7, how many units of part XD and L8 will be required? (4 marks)