Question 14 4 pts Vulcan Materials is considering a new inventory system that will cost $1,125,000. The system is expected to generate positive cash flows over the next four years in the amounts of $550,000 in year one, $450,000 in year two, $275,000 in year three, and $350,000 in year four. Vulcan Materials' required rate of return is 10%. What is the internal rate of return (IRR) of this project? O 17.84% O 15.13% O 18.62% 21.47%