Item Lead Time 2 1 Stepper A B On-Hand Inventory 10 10 30 Components A(2), B(3), C(1) D(1), F(2) E(2), F(3) D(2), E(1) 2 TI MOOD 3 2 2 10 15 5 20 2 Heather Adams, production manager for a Colorado exercise equipment manufacturer, needs to schedule an order for 50 UltimaSteppers, which are to be shipped in week 9. Subscripts indicate quantity required for each parent. Assume lot-for-lot ordering. This exercise contains only parts b and c. Click the icon to view information about the steppers. The product structure is as follows: Stepper A(2) B(3) C(1) D(1) F(2) E(2) F(3) D(2) E(1) b) Choose the correct time-phased structure. . B. OC. OD D D D D A Q A A A F F F F E E E E B stepper stepper B stepper stepper B F F D D D D C E E E E 8 9 Time in weeks 5 6 7 8 9 Time in weeks 6 8 9 Time in weeks 6 7 8 9 Time in weeks c) Develop a net material requirements plan for F (enter your responses as whole numbers). Week 5 Lead Time (weeks) Item 2 3 4 6 7 8 9 F Gross req On hand 2 Net req Order receipt Order release