You are choosing between two projects. The cash flows for the projects are given in the following table? ($ million): Project Year 0 Year 1 Year 2 Year 3 Year 4 A -$ 51 $ 24 $ 20 $ 20 $ 14 B -$ 100 $ 20 $ 39 $ 50 $ 60 a. What are the IRRs of the two? projects? b. If your discount rate is 5.4%, what are the NPVs of the two? projects? c. Why do IRR and NPV rank the two projects? differently?