You are presented with the fact that there are three plants in India at places M, N, and O. The capacity of the plants is 700, 300, 550 per day. The plants supply four customers A, B, C, and D, whose demand is 650, 200, 450, 250 per day. The cost of transport per unit per km in INR(The Indian rupee (INR) is the currency of India. 1 US Dollar = 73.77 Indian Rupees) and the distance between each source and destination in Kms are given in the tables below. given in the tables below. The objective is to minimize the shipping costs while satisfying all the supply and demand restrictions. The cost of shipping from a source to a destination is directly proportional to the number of units shipped. Your task is to: 1. Formulate a transportation network model (define decision variables)