A company is considering purchasing a machine that costs $344000 and is estimated to have no salvage value at the end of its 8-year useful life. If the machine is purchased, annual revenues are expected to be $110000 and annual operating expenses exclusive of depreciation expense are expected to be $38000. The straight-line method of depreciation would be used If the machine purchased, the annual rate of return expected on this machine is O 20.93%. O 41.86%. O 8.43%. O 16.86%