One unit of product A is made of two units of B and four units of C.B is made of two units of D and three units of E.C is made of three units of D and two units of F.A,C,D,and E have lead times of one week,and B and F have lead times of two weeks.If 100 units of A are required in week 5,develop the material requirements plan specifying when items are to be ordered and received.There are no units of inventory on hand.Hint: Since there are no units of inventory on hand,gross requirements will be equal to net requirements. 100 units of A should be ordered in the fourth week because these units are needed in the fifth week and the lead time is one week. 
Definitions:
Graham Wallas
A social psychologist and co-founder of the London School of Economics, known for his work on creativity and the thought process.
Graham Wallas
A British psychologist and educationalist who contributed to the understanding of creative processes and political psychology.
Verification
The act of confirming the authenticity, correctness, or legitimacy of something.
Nominal Group Method
A structured form of group decision-making where individual members anonymously write down their ideas, which are then discussed and ranked to make a decision.
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