urgent answer pls

This is a subjective question, hence you have to write your answer in the Texi-Field given below. You are the Financial Analyst at Ace Analytics Ltd., which is considering the following two mutually exclusive projects. Whichever project you choose, if any, you require a 15 percent return on your investment. a. If you apply the payback criterion, which investment will you choose? Why? [2] b. If you apply the discounted payback criterion, which investment will you choose? Why? [3] c. If you apply the NPV criterion, which investment will you choose? Why? [3] d. Based on your answers in (a) through (c), which project will you finally choose? Why? [1]