You have an investment project with the following expected cash flows. Right now, it will cost you $ 130,000. You will net $ 20,000 in the first year, $ 40,000 in the second year, $ 50,000 in the third year, $ 50,000 in the fourth year, and $ 40,000 in the fifth year which is also the last year of the project. Your WACC is 11.5% and your pre tax cost of debt is 13%. The discounted pay back for this project is: _________
a. 3.40 years
b. 3.50 years
C. 3.90 years
d. 4.49 years