Janina, Incorporated, has the following mutually exclusive projects. Year Project A Project B 0 $ 30,000 $ 33,000 1 17,000 18,000 2 13,500 12,000 3 3,900 13,500 a-1. Calculate the payback period for each project. (Do not round intermediate calculations and round your answers to 3 decimal places, e.g., 32.161.) a-2. If the company's payback period is two years, which, if either, of these projects should be chosen? multiple choice 1 Project A Project B Both projects Neither project b-1. What is the NPV for each project if the appropriate discount rate is 15 percent? (A negative answer should be indicated by a minus sign. Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.)