Dexcon Technologies, Inc, is evaluating two alternatives to produce its new plastic filament with tribological (i.e, low friction) properties for creating custom bearings for 3-D printers. The estimates associated with each alternative are shown below. Using a MARR of 16% per year, which alternative has the lower present worth? ethod rst Cost &O Cost, per Year DDM LS -130,000S470,000 $-30,000 S27,000 4 years Salvage Value The present worth for the DDM method is s 24741974 The present worth for the LS method is $ 539033 56 o The [DDM O method is selected