23) the Dickerson PR Firm is considering two mutually exclusive projects with useful lives of3 and 6 years. The after-tax cash flows for projects S and L are listed below. Year Cash Flow S Cash Flow L $60,000 40,000 20,000 17,000 -48,000 13,000 19,000 11,000 20,000 10,000 3 4 Assume a required return of 15% (5 points) a) What is the net present value for each project? b) What is the equivalent annual annuity for each project? c) Which project should Dickerson choose based on the EAA method