A developer has the following requirements: * Calculate the total amount on an Order. * Calculate the line amount for each Line Item based on quantity selected and price. * Move Line Items to a different Order if a Line Item is not in stock. Which relationship implementation supports these requirements?

A. Order has a Lookup field to Line Item and there can be many Line Items per Order.
B. Line Item has a Lookup field to Order and there can be many Line Items per Order.
C. Order has a Master-Detail field to Line Item and there can be many Line Items per Order.
D. Line Item has a Master-Detail field to Order and the Master can be re-parented.

Suggest answer: D

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