3. You are considering the following two mutually exclusive projects. Both projects will be depreciated using straight-line depreciatian to a zero book value over the life of the project. Neither project has any salvage valuc Project A Year Cash Flow Project B Year Cash Flow 0 64,000 1 22.000 2 36,000 3 45.000 1 1,000 2 38.000 3 16.000 Required rate of return Required payback period percent 2 years U percent 2 years a. What should you do hased on NPV analysis? Show the calculations and explain your ansver b. What should you do based on the discounted payback period? Show the calculations and explain your answer C. What should you do based an the payback period? Show the calculations and explain your answer d. Thus far you have assumed that the projects are mutually exclusive. If you assume that projects are independent, what wll he your decision? Base your answer on the three criteria from the above