Consider the following two mutually exclusive projects: Whichever project you choose, If any, you require a 15% return on your investment. 0-1. What is the payback period for each project? (Round the final answers to 2 decimal places.) a-2. If you apply the payback criterion, which investment will you choose? Project A Project B b-1. What is the discounted payback period for each project? (Do not round intermediate caiculotions, Round the final answe