4 pts Question 15 an investment opportunity that requires an initial cash outflow of $150,000. Seatles required rate of returm is 10 percent The investment will yield cash flows of $30,000 per year in Years 1 through 4, $35,000 per year in Years 5 through 9, and $40,000 in Year 10. Assame the cash flows occur evenly during the year. What is the traditional payback period for this investment? O 5.23 years