2. You have identified three alternatives for a small project at your plant. Any of the alternatives would save about 530,000 per year in operating costs. (a) Use AW analysis and an MARR of 15% per year to determine which alternative to select. Alternative Initial Cost, $ Salvage Value, S Annual Cost, Slyear Life, years 40,000 4000 8000 50,000 6000 6000 60,000 9000 4000