Which of the following statements is FALSE? a. Since the IRR rule is based upon the rate at which the NPV equals zero, unlike the NPV decision rule, the IRR decision rule will not always identify the correct investment decisions. b. The IRR investment rule states that you should turn down any investment opportunity where the IRR exceeds the opportunity cost of capital. c. There are situations in which multiple IRRs exist. d. The IRR investment rule states you should accept any investment opportunity where the opportunity cost of capital is less than the IRR