Do the part C please, show your work

Use sensitivity analysis

2. Fraisd Jokas is manager at a farm. To supplement several food products grown on the farm, Fraisd also raises chicken was for market. He now wishes to determine the quantities of the available types of feed (corn, tankage, and alfalfa) that should be given to each chicken. Since chicken will eat any mix of these feed types, the objective is to determine which mix will meet certain nutritional requirements at a minimum cost. The number of units of each type of basic nutritional ingredient contained within a kilogram of each feed type is given in the following table, along with the daily nutritional requirements and feed costs: Nutritional KG of Corn KG of Tankage Kg of Alfalfa Minimum Daily Ingredient requirement Carbohydrates 90 20 40 200 Protein 30 80 60 180 Vitamin 10 20 60 150 Cost ($) 84 72 60 a. Formulate the Linear Programming problem b. Solve the LPL from part (a) c, How the minimum cost will change if the cost of Tankage is change