Consider the assignment problem having the following cost table.
![](https://test.transtutors.com/qimg/ebb98c10-029b-495a-b29a-a09f4ca42aae.png)
(a) Draw the network representation of this assignment problem.
(b) Formulate this problem as a transportation problem by constructing the appropriate parameter table.
(c) Display this formulation on an Excel spreadsheet.
(d) Use the Excel Solver to obtain an optimal solution.