Rangers, Inc. purchased a truck for $78,000, with an estimated useful life of 5 years and a residual value of $8,000. The company uses the double-declining - balance method of depreciation; however, for year 3 they switch to the straight - line method. There is no change to the estimated useful life or residual value. What is the accumulated depreciation balance at the end of year 4? (Round any intermediary calculations to the nearest cent and your final answer to the nearest dollar.) O A. $67,891 O B. $56,000 O C. $56,613 O D. $63,306