One division of the Marvin Educational Enterprises has depreciable assets costing $4,000,000. The cash flows from these assets for the past three years have been: 35 Year Cash flows 1 $1,200,000 2 00:28:46 3 $1,400,000 $1,620,000 The current (i.e., replacement) costs of these assets were expected to increase 25% each year. Marvin used the straight-line depreciation method and the estimated useful life is 10-years with no salvage value. For return on investment (ROI) calculations, Marvin uses end-of-year balances. What is the ROI using current costs and net book value? Year 1 Year 2 Year 3 A. 14.68 15.9% 16.08 B. 15.8% 15.9% 14.98 C. 15.6% 15.5% 15.3% D. 15.6% 15.8% 11.98