What is the IRR for the following project if its initial after-tax cost is $5,000,000 and it is expected to provide an after-tax operating cash outflow of $(1,300,000) in year 1, followed by inflows of $2,900,000 in year 2, $2,700,000 in year 3, and $2,300,000 in year 4?
a) 15.57%.
b) 17.55%.
c) 13.57%.
d) 15.75%.
e) none of the above.