What is the internal rate of return (IRR) of a project that has the following cash flows? The required return is 10.0%. Year Cash Flow 0 $ (18,000) $ 5,000 1 2 $ 5,000 3 $ 5,000 4 $ 5,000 5 $ 5,000 6 $ 5,000 12.98% 16.88% None of these are correct. 9.65% 21.57%