When developing an integer linear programming model to minimize the total cost over a transshipment network, in which of the following scenarios would a dummy origin be necessary A Dummy origins are never necessary in a transshipment problem B If the total supply available at all of the origins combined is less than the total demand required at all of the destinations combined C If the number of origins is less than the number of destinations D If the number of origins is less than the number of hubs E If the total supply available at all of the origins combined is greater than the total demand required at all of the destinations combined

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Question: When developing an integer linear programming model to minimize the total cost over a transshipment network, in which of the following scenarios would a dummy

When developing an integer linear programming model to minimize the total cost over a transshipment network, in which of the following scenarios would a dummy origin be necessary?

	A.	Dummy origins are never necessary in a transshipment problem.
	B.	If the total supply available at all of the origins combined is less than the total demand required at all of the destinations combined
	C.	If the number of origins is less than the number of destinations
	D.	If the number of origins is less than the number of hubs
	E.	If the total supply available at all of the origins combined is greater than the total demand required at all of the destinations combined

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