Exact Photo Service purchased a new color printer at the beginning of Year 1 for $39,400. The printer is expected to have a four-year useful life and a $3,940 salvage value. The expected print production is estimated at 1,500,000 pages. Actual print production for the four years was as follows: Year 1 Year 2 547,100 482,700 Year 3 379,900 Year 4 388,600 Total 1,798,300 The printer was sold at the end of Year 4 for $4,390. Required a. Compute the depreciation expense for each of the four years, using double-declining-balance depreciation. b. Compute the depreciation expense for each of the four years, using units-of-production depreciation. c. Calculate the amount of gain or loss from the sale of the asset under each of the depreciation methods.