The Michner Corporation is trying to choose between the following two mutually exclusive design projects: Year Cash Flow (I) Cash Flow (II) 0723 -$ 79,000 1 30,500 39,000 45,000 -$ 37,000 12,500 26,500 20,500 a-1. If the required return is 13 percent, what is the profitability index for each project? Note: Do not round intermediate calculations and round your answers to 3 decimal places, e.g., 32.161. a-2. If the company applies the profitability index decision rule, which project should it take? b-1. If the required return is 13 percent, what is the NPV for each project? Note: Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16. b-2. If the company applies the net present value decision rule, which project should it take? a-1. Project I a-2. Project II b-1. Project I Project II b-2.