Following is information on two alternative investment projects being considered by Tiger Company. The company requires a 4% return from its investments. (PV of $1, FV of $1, PVA of $1, and FVA of $1) (Use appropriate factor(s) from the tables provided.) Initial investment Net cash flows in: Year 1 Year 2 Year 3 Project X1 $ (120,000) Project X2 $ (200,000) 45,000 90,000 55,500 80,000 80,500 70,000 a. Compute each project's net present value. b. Compute each project's profitability index. c. If the company can choose only one project, which should it choose on the basis of profitability index?