1. The planned-order release for product A is:

2. The planned-order release for product B is:

3. The planned-order release for product C is:

4. The planned-order release for product D is:

5. The planned-order release for product E is:

Given the following information, develop a material requirements plan (MRP) for end item A and its components. 50 and 80 units of A are needed at the beginning of week 6 and 8 , respectively