[Chapter 14] Gross Material Requirements Plan The following product structure shows the components needed to assemble one unit of product A. The number in parentheses indicates how many units of that particular item are needed to make one unit of the item immediately above it. . B (2) C (3) D (1) E (3) D (2) F (3) Gross Material Requirements Assume that there is no on-hand inventory for any item. Determine the gross material requirements for all components necessary to produce 100 units of item A (as shown in the table halow Gross Material Requirements with a Production Schedule Lead times for item A and its components are given in the table below: Item A B D E F Lead 1 week 2 weeks 3 weeks 2 weeks 1 week 2 weeks time Using the lead time information given above, develop the gross material requirements plan with a production schedule that will satisfy the demand of 100 units of item A by week 8 (as shown in the table below). Please note that you are asked to develop the gross material requirements plan with Required date and Order release date for items A, B, C, and D only. In the table below, A, B, C, and D represent items A, B, C, and D, respectively. Week 2 3 1 4 5 6 7 8 100 A. Required date Order release date B. Required dato Order release date