2. You decided to buy a new packaging equipment for your factory. There are 4 models that are in consideration to choose from. Every single model packages different amount of products per year. Thus, there is a revenue difference between each alternatives. Use incremental ROR analysis by using the information given below to select the best alternative among others and MARR is 19% per year. (50 pts.) First Cost, s Annual cost, S/year Annual Income, S/year Salvage, S Life A B D -70,000 -42,000 -38,000 -35,000 -8.000-6.000-3000 -5,000 +21.000 +17,000 +12,000 +13,000 5.000 14,000 6,000 10.000 14 7 7