b. evaluate the sensitivity of your base-case npv to changes in fixed costs. (a negative answer should be indicated by a minus sign. do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) c. what is the cash break-even level of output for this project (ignoring taxes)? (do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) d-1. what is the accounting break-even level of output for this project? (do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) d-2. what is the degree of operating leverage at the accounting break-even point? (do not round intermediate calculations and round your answer to 3 decimal places, e.g., 32.161.)