Write the graph clearly for part c please.

Thank you.

4) There are three groups in a community. Their demand curves for public television in hours of programming, T, are given respectively by W1 =$100-T, W2 = $240 -2.257, W3 = $320 -2T. Suppose public television is a pure public good that can be produced at a constant marginal cost of $175 per hour. a) What is the efficient number of hours of public television? b) How much public television would a competitive private market provide? c) Compare the situations in (a) and (b) graphically