A company must select between two air scrubbers required by the EPA for the life of the facility. Serubber A has an initial cost of $120,000, costs $15,000 per year to operate, and has a salvage value of $12,000. Scrubber A has a useful life of 9 years. Scrubber B has an initial cost of $90,000, costs $19,000 per year to operate, and has a salvage value of S8,000. scrubber B has a useful life of 12 years. The MARR for this project is 8.0%. Based on EUAC, which scrubber should be selected?