A federal government contractor is considering buying a software package at a cost of $450,000. The software company will charge an annual maintenance fee of $25,000 payable at the beginning each year including the very first year. The contracting company is bidding on a four-year government contract. The equivalent uniform annual cost of the software that should be included in the bid at an interest rate of 20% is _____. A. $509, 050 B. $527, 650 C. $550,000 D. $517, 346