15. A truck was purchased for $28,000. It had an estimated residual value of $4,000 and has a current carrying value of $12,000. Its depreciable cost must have been a. $18,000 b. $24,000. c. $30,000. d. impossible to determine from the facts given. 16. AndyLeonardi Inc. purchased an assetsubject to depreciation for $44,000 on July 1, Year 1. The asset will be depreciated using the straight-line method over its four-year useful life. Assuming the asset's salvage value is $4,000, what will be the amount of accumulated depreciation on this asset on December 31, Year 3? Do not forget to take only 14 year depreciation in year one when computing your answer A. $25,000 B. $35,000 C. $15,000 D.$40,000 E. $44,000