The book value of an asset classified under the 10-year MACRS property category of Texas PLASTIC Company located in Texas is $49,5000 after the first year. If it is estimated that your estimated residual or market value will be $5,000 at the end of its 15-year lifespan, what do you estimate was the original cost base of this asset? Select one: a. $52,105 b. $61,875 c. $50,000 d. $55,000 e. No correct answer is provided.