Question 3. Calculate the NPV and rate of return for each of the following investments. The opportunity cost of capital is 20 percent for all four investments. ,,Investment Initial Cash Flow, C0 Cash Flow in Year 1, C1,1 _10,000 _18,000,2 _5,000 _9,000,3 _5,000 _5,700,4 _2,000 _4,000,,,a. Which investment is most valuable?,,,,,b. Suppose each investment would require use of the same parcel of land. Therefore,you can take only one. Which one? Hint: What is the firm’s objective: to earn a high,rate of return or to increase firm value?,