Either of the cost alternatives shown below can be used in a chemical refining process. If the company's MARR IS 15% per year, determine ?which should be selected on the basis of ROR analysis B 60,000- 19,000- 40,000- 25,000- 8,000 $ ,First Cost $ , Annual Operation Cost $ ,Salvage Value Life, Years 10,000 5 5 Both alternatives A and B Alternative A Alternative B None of the alternatives