I need help with that question please.

One unit of A is composed of two units of B and three units of C. Each B is composed of one unit of F.C is made of one unit of Done unit of E, and two units of F.Items A, B, C, and have 24,50,60, and 25 units of on-hand inventory. Items A, B, and use lot-for-fot (L4L) as their lot-sizing technique, while D, E, and Frequire multiples of 50, 120, and 100, respectively, to be purchased. B has scheduled receipts of 30 units in Period 1. No other scheduled receipts exist. Lead times are one period for Items A, B, and D, and two periods for Items C, E, and F. Gross requirements for A are 20 units in Period 1. 20 units in Period 2,60 units in Period 6, and 50 units in Period 8. Find the planned order releases for all items. (Leave no cells blank - be certain to enter "0" wherever required.) 1 4 5 6 7 8 ItemA OH = 24 LT = 1 SS=0 OL4L Period Gross requirements Scheduled receipts Projected available balance Net requirements Planned order receipts Planned order releases Gross requirements Item B OH = 50 LT = 1 SS=0 QL4L Item C OH = 60 LT = 2 Scheduled receipts Projected available balance Net requirements Planned order receipts Planned order releases Gross requirements Scheduled receipts Projected available balance Net requirements Planned order receipts Planned order releases Gross requirements Scheduled receipts Projected available balance Net requirements Planned order receipts Planned order releases Gross requirements SS=0 QL4L Item D OH = 25 LT=1 SS=0 Q = 50 Item E OH = 0 LT = 2 SS=0 Q = 120 Scheduled receipts Projected available balance Net requirements Planned order receipts Planned order releases Gross requirements Scheduled receipts Projected available balance Net requirements Planned order receipts Planned order releases Item F OH = 0 LT = 2 SS=0 Q = 100