Problem 4 - Page 529, Q10, a, b (15 marks) 10. Assume that you are the manager of a shop that assembles power tools. You have just received an order for 50 chain saws, which are to be shipped at the start of week 8. Pertinent information on the chain saw are: LO2 & 3 Item Lead Time (weeks) Direct On Hand Components Chain saw. 2 15 A (2). B (1). C(3) ABCD A 1 10 E (3). D (1) 2 5 D (2), F (3) 2 30 E (2), D (2) 1 20 E F 1 10 2 30 a. Draw the product structure tree for the chain saw and an assembly time chart for this order. b. Develop the material requirements plan for component E and its parents using lot-for-lot ordering.