During the period April 2019 October 2019, Adrienne spent $52,000 exploring the feasibility of starting the motorcycle repair business. Adrienne started her new business on 11/1/2019. During 2020, she received cash payments totaling $59,000 from customers, and paid the following expenditures in connection with her business: Cost of an engine diagnostic machine (5-year property) $ 20,000 Cost of new equipment (7-year property) 12,000 Cost of new tools (5-year property) 8,000 Supplies 4,000 Advertising fees 3,000 Liability insurance premiums 1,000 For the diagnostic machine, Adrienne elected not to expense any portion of the cost allowed under the provisions of 179, but rather elected to take the maximum allowed depreciation. For the new equipment, Adrienne elected to take the maximum 179 expense allowed. For the new tools, Adrienne elected to take MACRS depreciation rather than either 179 expense or additional first- year (bonus) depreciation. The diagnostic machine, plus the new equipment, plus the new tools, were placed into service on 2/1/2020. The diagnostic machine, equipment, and tools are used exclusively for business purposes