‘The Donna Mosier Clothing Group owns factories in three towns (W, Y, and Z), which distribute to three retail dress shops in three other cities (A, B, and C). The following table summarizes factory availabilities, projected store demands, and unit shipping costs:
![1643_Figure 02.jpg](https://secure.tutorsglobe.com/CMSImages/1643_Figure%2002.jpg)
a) Complete the analysis, determining the optimal solution for shipping at the Mosier Clothing Group.
b) How do you know whether it is optimal or not?