Assume a $70,000 Investment and the following cash flows for two alternatives: Year Investment X Investment Y 1 $15,000 $20,000 2 20,000 20,000 20,000 20,000 15,000 3,300,000 4 5 Calculate the payback period for investment X and Y. (Round the final answers to 2 decimal places.) Investment X Investment Y Payback period years years Which of the alternatives would you select under the payback method? O Investment X Investment Y