The details of a possible machine purchase are: Initial investment $ 148,000 Salvage value $ 6,000 Estimated useful life 4 years Annual net cash flows $ 48,100 Annual depreciation expense $ 35,500 The annual income amount used to calculate the accounting rate of return is: A. $83,600 B. $48,100 C. $14,100 D. $46,600 E. $12,600