The following present value factors are provided for use in this problem. Periods 1 2 3 4 Present Value of $1 at 12% 0.8929 0.7972 0.7118 0.6355 Present Value of an Annuity of $1 at 12% 0.8929 1.6901 2.4018 3.0373 Cliff Co. wants to purchase a machine for $72,000, but needs to earn a return of 12%. The expected year-end net cash flows are $29,000 in each of the first three years, and $33,000 in the fourth year. What is the machine's net present value? Multiple Choice O $(51,028) $12,348) O o $18,624 O $90.624. $120,000 o