25. What is the payback period for Sweetbay Supermarket's new 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, $1,900,000 in year 2, $700,000 in year 3 and $1,800,000 in year 4? a. 4.33 years b. 3.33 years c. 2.33 years d. none of the above