Oklahoma Mining is evaluating a proposal to invest in a new piece of equipment costing $50,000 with the following annual cash flows over the equipment's 4-year useful life: Cash revenues $60,000 Cash expenses (34,000) Depreciation expenses (straight-line) (10,000) Income provided from equipment $16,000 Cost of capital 12 percent Using a spreadsheet or financial calculator, determine the net present value for the investment. The investment's net present value is: Select one: O A. $ 9,346 B. $ 28,971 C. $170,093 O D. $ 70,092