Fantastic Flooring (FF) is a carpet wholesale company. FF is considering building a new inventory warehouse for $400,000. The warehouse would allow FF to increase their pre-tax cash flows by $50,000 each year. The company would plan to use the warehouse for 20 years before selling it for $200,000. The company uses straight-line depreciation. FFs tax rate is 30%, and the required rate of return is 10%. What is the Excess Present Value Index of the proposed investment (rounded to 4 decimal places)?

A) .3542 B) .5000 C) .7552 D) .8331 E) .9250