4. Acme Mfg is considering two projects, A & B, with cash flows as shown below: Year CFA ($) CFB ($) o (50,000) (100,000) 1 20,000 60,000 2 20,000 25,000 3 20,000 25,000 4 20,000 25,000 The opportunity cost of capital for A is 14%. The opportunity cost of capital for B is 10%. a. Calculate the NPV for each project. b. Calculate the IRR for each project. c. Which project(s) should be accepted in each of the following situations: (1) The projects are mutually exclusive and there is no capital constraint. (2) The projects are independent and there is no capital constraint. (3) The projects are independent and there is a total of $100,000 of financing for capital outlays in the coming period. d. Explain why the cost of capital for A might be higher than for B