Given the following data, develop MRP plans for items C, D, E and F.

MPS start for end items: The following table shows the MPS start information for two end items: item A and B. For example, we have a plan to start producing 70 units of end item A in week 2.

End item	Week 1	Week 2	Week 3	Week 4	Week 5	Week 6
A	30	70				80
B				60		110

Bill of materials:

• End item A is made of 1 unit of item C and 1 unit of item D.
• Item D is made of 2 units of item E and 2 units of item F.
• End item B is made of 1 unit of item C and 2 units of item F.

MRP-related information for each item:

Item	Leadtime (weeks)	Lot sizing	Safety stock requirement	Available on-hand inventory	Scheduled receipts
C	2	L4L	0	60	80 in week 1
D	1	L4L	0	80	None
E	1	FOQ (200)	0	90	None
F	1	FOQ (100)	10	30	200 in week 1

Week 3 Week 4 Week 5 Week 1 30 Week 2 70 Week 6 80 A MPS start A B GR SR PAB PR POR MPS start MPS start GR SR PAB PR POR GR SR PAB PR POR GR SR PAB PR POR