What is the IRR for the following project if its initial after-tax cost is $5,000,000 and it is expected to provide after-tax operating cash flows of ($1,800,000) in year 1, $2,900,000 in year 2, $2,700,000 in year 3, and $2,300,000 in year 4? A. 6.85% B. 11.44% C. 9.67% D. 5.83%