Mario Brothers, a game manufacturer, has a new idea for an adventure game. It can either market the game as a traditional board game or as an interactive DVD, but not both. Consider the following cash flows of the two mutually exclusive projects. Assume the discount rate for both projects is 9 percent. Year Board Game DVD 0 1,550 760 1,300 280 -$3,400 2,100 1,640 1,150 a. What is the payback period for each project? (Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) Payback period Board game vearS DVD vearS b. What is the NPV for each project? (Do not round intermediate calculations and round your answers to 2 decimal places, e.g 32.16.) NPV Board game DVD c. What is the IRR for each project? (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) IRR Board game DVD d. What is the incremental IRR? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) Incremental IRR