Mars Corp. is choosing between two different capital investment proposals. Machine A has a useful life of 4 years, and Machine B has a useful life of 6 years. Each proposal requires an initial investment of $200,000,and the company desires a rate of return of 10%.Although Machine B has a useful life of 6 years, it could be sold at the end of 4 years for $35,000.A) Mars should invest in Machine A because the net present value of Machine A after 4 years is higher than the net present value of Machine B after 4 years. B) Mars should invest in Machine B because the net present value of Machine A after 4 years is lower and the net present value of Machine B after 6 years. C) Mars should invest in Machine B because the net present value of Machine A after 4 years is lower than the net present value of Machine B after 4 years. D) Mars should invest in Machine A because the net present value of Machine A after 4 years is higher than the net present value of Machine B after 6 years.