3. You are contemplating the introduction of a new product. The new product will require a net investment (NINV) of $1,000. The cash outflow associated with the NINY will occur today. You estimate the following additional cashflows associated with the new product: Year 1 Year 2 Year 3 Year 4 Year 4 NCF1 NCF2 NCF3 NCF4 Terminal Cashflow4 $ 400. $ 500. $ 200. $ 300. $ 100. The project's required return is 13%.. a. Calculate the project's net present value (NPV).. b. Calculate the project's profitability index (PI). C. Calcolate the project's internal rate of return (IRR).. d. Calculate the project's payback period