Emmar is considering investment in the best of two independent projects. Project A involves an overhaul of the existing system; it will cost $47,000 and generate cash inflows of $21,000 per year for the next 3 years. Project B involves replacement of the existing system; it will cost $276,000 and generate cash inflows of $61,000 per year for 6 years. Using an 17% cost of capital, calculate each project's NPV, and make a recommendation based on your findings