18 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 7selected on the basis of ROR analysis 65.000 19.000 10,000 90.000 10.000 2.000 5 $.1st cost Annual cost. Syear 5.Salvage value life. years Select A 5 none Select B Select Band A