The required return is 15%. a.) If you apply the payback criterion, which investment will you choose? Why? b.) If you apply the NPV criterion, which investment will you choose? Why? \& Spreadsheet) c.) If you apply the IRR criterion, which investment will you choose? Why? Spreadsheet) d.) If you apply the PI criterion, which investment will you choose? Why? Spreadsheet) e.) Based on your answers in (a) through (d), which project will you finally choose? Why? f.) If WACC is 12%, calculate MIRR. Which investment will you choose? Why