Projects A and B are mutually exclusive. The required return is 10%. Year 0 1 2 3 Cash Flow (A) -20,000 12,000 10,000 10,000 Cash Flow (B) -175,000 80,000 35,000 125,000 Calculate PI for Project B. OA) 0.76 B) 1.12 C) -0.76 D) 1.24 E) -0.88