Which of the Following Statements Is True When Comparing the Solver

Multiple Choice

Which of the following statements is true when comparing the Solver setup of the transportation model to the setup of the transshipment model?

A) The "By Changing Variable Cells" box of the transportation model has one set of decision variables, while the transshipment model has two sets of variables.
B) The transportation model has one set of constraints, while the transshipment model has two sets of constraints.
C) As in the transportation model, there is a third constraint in the transshipment model that ensures that, for each warehouse, the amount of units received from plants equals the units delivered to retail stores.
D) All of the above