Given the following information, develop a material requirements plan that will lead to 400 units of product P being available at the beginning of week 7. Product Structure Tree P B D(2) Inventory Information Item P A B Currently On-Hand 0 100 10 90 50 Scheduled Lead Recpt (wk) Time 100 (wk 2) 80 (wk 2) 1 2 2 Order Oty LAL LAL Fixed Q = 450 Fixed Q = 600 LAL Week D Gross requirements Scheduled receipts Projected on hand Net receipts Planned order receipts - Planned order release Beg 1 50 80 2 80 3 4 5 6 7