A project has the following cash flows: Year 0 Cash Flow 16,800 7,500 8,800 7,300 1 2 3 a. What is the NPV at a discount rate of zero percent? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32) b. What is the NPV at a discount rate of 11 percent? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.) c. What is the NPV at a discount rate of 21 percent? (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.) d. What is the NPV at a discount rate of 29 percent? (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.) a NPV NPV NPV C NPV