A machine has a cost of $16,800, an estimated residual value of $3,900, and an estimated useful life of five years. The machine is being depreciated on a straight-line basis. At the end of the second year, what amount will be reported for accumulated depreciation? (Do not round your intermediate calculations. Round annual depreciation amount to the nearest dollar amount.) O $2,580 O $5160 O $11,640 O $6,720