Assume that a four-year project with an initial outlay of $300 million and a cost of capital of 8% will return $85 million in the first year, $80 million in the second year, $75 million in the third year, and $70 million. If the company borrow $300 million at 3% to fund the project, what is the MIRR for this project? 4% 6% 4% 6%