Mohr Company purchases a machine at the beginning of the year at a cost of $48,000. The machine is depreciated using the double-declining-balance method. The machine's useful life is estimated to be 5 years with a $5,000 salvage value. The machine's book value at the end of year 2 is: Multiple Choice O $25,800. O $19,200. O $28,800. O O $17,280 O $12,600