Abbott Company is considering purchasing a new machine to replace a machine purchased one year ago that is not achieving the expected results. The following information is available: Expected maintenance costs of new machine Purchase price of existing machine Expected cost savings of new machine Expected mairitenance costs of existing machine Resale value of existing machine Which of these items is irrelevant? $12,000 per year $150,000 $20,000 per year $8,000 per year $35,000 Expected resale value of existing machine Expected maintenance costs of new machine O Purchase cost of existing machine O Expected maintenance costs of existing machine