Pls help me with the Excel calculation file. thanks

2. The distribution system for the Smith Company consists of three plants (A,B, and C), two warehouses (D and E ), and four customers (W, X, Y, and Z ). The relevant supply, demand, and unit shipping cost information are given in the table below. Set up and solve the transshipment model to minimize total shipping costs. (Problem 5-21 in the textbook)