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The Marigold Clinic purchased a new surgical laser for $81,500. The estimated salvage value is $5,600. The laser has a useful life of five years and the clinic expects to use it 11,500 hours. It was used 1,900 hours in year 1;2,500 hours in year 2: 2,700 hours in year 3 ; 2,100 hours in year 4;2,300 hours in year 5 . (a) Compute the annual depreciation for each of the five years under straight-line and units-of-activity methods. Compute the annual depreciation for each of the five years under straight-line and units-of-activity methods