The net cash flows associated with two projects are as follows: Year 0 1 2 3 4 5 6 A (90,000) 0 30,000 40,000 45,000 50,000 50,000 B (60,000) 24,000 23,000 20,000 18,000 15,000 12,000 The required rate of return for both projects is 9.00%. If the projects are independent, which projects would be accepted? If the projects are mutually exclusive and have no replacement, which project is preferred? If the projects are mutually exclusive and have replacement, which is project preferred?