A company is considering an iron ore extraction project that requires an initial investment of $504,000 and will yield annual cash inflows of $152,000 for four years. The company's discount rate is 9%. What is the NPV of the project? Present value of an ordinary annuity of $1: 8% 9% 10% 1 0.926 0.917 0.909 2 1.783 1.759 1.736 3 2.577 2.531 2.487 4 3.312 3.24 3.17 5 3.993 3.89 3.791 6 4.623 4.486 4.355 7 5.206 5.033 4.868 8 5.747 5.535 5.335 OA $(11,520) OB. $11,520 OC. $100,800 OD. $(100,800)