projects: the following two mutually exclusive Cash Flow (A) Year Cash Flow (B) $43,000 0 23,000 1 17,900 2 3 4 20 12,400 9,400 $43,000 7,000 13,800 24,000 26,000 a. What is the Payback period for each of these projects? Using the Payback period decision rule, which project should the company accept? b. If the required return is 11 percent, what is the NPV for each of these projects? Which project will the company choose if it applies the NPV decision rule?