Marian Plunket owns her own business and is considering an investment. If she undertakes the investment, it will pay $16,000 at the end of each of the next 3 years. The opportunity requires an initial investment of $4,000 plus an additional investment at the end of the second year of $20,000.

What is the NPV of this opportunity if the interest rate is 4% per year? (round to the nearest dollar)

Should Marian take it?