Peavey enterprises purchased a depreciable asset for $28,500 on april 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 $3,300, what will be the amount of accumulated depreciation on this asset on december 31, year 3? $6,300 $25,200 $5,250 $21,000 $17,325