Please Solve the following in details !

Acme Mfg. is considering two projects, A & B, with cash flows as shown below:

period CFA CFB

0 -80,000 -100,000

1 20,000 60,000

2 30,000 25,000

3 20,000 25,000

4 20,000 25,000

The opportunity cost of capital is 12%. Calculate the PBP, NPV, and PI for each project. And 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.