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 11 percent. Year Board Game 0 -$ 900 DVD -$2,100 1 630 1,450 2 3 600 150 1,150 500 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.) Board game DVD Payback period years years 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.) Board game DVD IRR % 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 %