Please answer these with a hand written graph as well as all work being shown on how you got the points etc. thank you!

Consider the three processes described below, which are being evaluated as possible choices to handle production of units for the firm DEF Associates. (a) Construct a crossover chart to show the comparative total costs of each process, as a function of the volume x of units produced. Your graph should be neat, complete, reasonably scaled, and clearly labeled with all relevant information. (b) In words, give a summary of which process is best (lowest cost) for which volumes