The demand for subassembly S is 120 units in week 7. Each unit of Srequires 2 units of T and 1 unit of U. Each unit of T requires 1 unit of V, 1 unit of W. and 1 unit of X. Finally, each unit of U requires 1 unit of Y and 2 units of Z. One firm manufactures all items. It takes 2 weeks to make S. 1 week to make T. 2 weeks to make U. 2 weeks to make V. 3 weeks to make W. 1 week to make X, 2 weeks to make Y, and 1 week to make Z Click the icon to view the product structure and the time-phased product structure. Click the icon to view the on-hand inventory. Construct a net material requirements plan using on-hand inventory (enter your responses as whole numbers). Week Lead Time Item 1 2 3 4 5 6 7 (weeks) S Gross req On hand Net req Order receipt A Order release EDIT The product structure. Level U11) 1 2 V(1) W(1) X(1) Y(1) Z(2) On-Hand Inventory Item Item On-Hand Inventory 30 20 ED> 30 3X>N 60