Modern Artifacts can produce keepsakes that will be sold for $80 each. Nondepreciation fixed costs are $1,700 per year, and variable costs are $60 per unit. The Initial investment of $2,000 will be depreciated straight-line over its useful life of 5 years to a final value of zero, and the discount rate is 12%. (For all the requirements, do not round Intermediate calculations. Round your answer to the nearest whole number.) a. What is the accounting break-even level of sales if the firm pays no taxes? b. What is the NPV break-even level of sales if the firm pays no taxes? c. What is the accounting break-even level of sales If the firm's tax rate Is 35%? d. What is the NPV break-even level of sales if the firm's tax rate Is 35%? a. Acounting break-even level of sales units b. NPV break-even level of sales units C. Acounting break-even level of sales units d. |NPV break-even level of sales units