You were approached with the task of assessing three supposedly value-enhancing investment opportunities your company is considering. While Project A generates $50 every year indefinitely, there are no additional cash flows from projects B and C beyond year 4. The cash flows for each are listed below. Assume that all three projects are equally risky and have a discount rate of 6.00% per year. Calculate the profitability index (PI) for project " C ". Note: Report your answer in years rounded to two decimal places. If it is impossible to compute the answer, report 0.00 as your response