During 2021, Smith Machine Shop, a sole proprietorship, had the following asset acquisitions: The proprietorship had a net profit of $15,000 for 2021 . Assuming the proprietorship elects out of additional first-year depreciation, what is the maximum Sec. 179 deduction that Smith can claim for 2021 ? A. $4,900 B. $7,700 C. $3,700 D. $8,900 A. $117 B. $200 C. $230 D. $210 What is the maximum amount Susan may deduct for 2021 if she amortizes start-up costs using the shortest allowed amortization period? A. $5,200 B. $367 C. $5,230 D. $5,117 James bought and placed in service computer equipment in 2021 . He paid $15,000 cash and received a $3,000 trade-in allowance for his old computer equipment. James had an adjusted basis of $4,000 in the old computer equipment. He used both the old and new computer equipment 90% for business and 10% for personal purposes. His allowable Sec. 179 expense deduction is A. $13,500 B. $17,100 C. $15,000 D. $16,200