A project has the following cash flows. The required return for the project is 11% -$80,000 Cash Flow $22,000 $25,000 $30,000 $20,000 $15.000 Time 0 1 2 3 5 a. Calculate the project's payback period. b. Calculate the project's NPV. C. Calculate the project's IRR. d. Calculate the project's Profitability Index SHOW ALL WORK