Which of the Following Is Most Correct

Multiple Choice

Which of the following is most correct?

A) A project can have more than one internal rate of return.
B) If a project has more than one internal rate of return, it cannot be accurately evaluated using the IRR method.
C) Multiple IRR's arise because nth-order equations have "n" solutions, even if some of them are imaginary.
D) Both a. and c. are correct.
E) All of the above are correct.