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An asset was purchased for $120,000 on January 1, Year 1 and originally estimated to have a useful life of 9 years with a residual value of $10,000. At the beginning of the third year, it was determined that the remaining useful life of the asset was only 4 years with a residual value of $2,000. Calculate the third-year depreciation expense using the revised amounts and straight- line method. Oa. $23,888.89 Ob. $24,388.89 Oc. $22,388.89 Od. $23,388.89