Stoples incurred the following costs durifig 2022 and 2023 : - Research and Development costs of 52,800 were incurred on a new product to sell in future years. A product was successfully developed in 2022 . Staples is unsure of the period benefited by the research but believes the prodact will result in increased sales over the next 8 years. - Legal costs and application feer of $5,600 for the patent were incurred on january 1,2022. The lezal life of this patent is 20 years - A patent infringement suit was successfully defended at a cost of 59,800 . Assume all costs were incurred on january 1, 2023. Determine the book value of the patent as of December 31, 2023: Selctione: a. $12,600 b. 514,325 c. $16,100 d. 515,007 e. $14,000