which of the following statements is FALSE? You are trying to decide between three mutually exclusive investment opportunities. Assuming you have accurately estimated the cash flows for each opportunity, which of the following statement is FALSE: A) A project which costs $80k today and earns $20k every year in perpetuity has a payback period of 4 years. B) The internal rate of return, IRR, is computed from a projects cash flows by setting the NPV formula equal to zero. C) The IRR approach is useful when a proper risk-adjusted discount rate for a project is not easy to estimate. D) The payback period rule is the method most popular with CFOs.