Here are the expected cash flows for three projects: Project Cash Flows (dollars) Year 0 Year 1 Year 2 Year 3 Year 4 A 5,800 +1,200 +1,200 +3,400 0 B 1,800 0 +1,800 +2,400 +3,400 C 5,800 +1,200 +1,200 +3,400 +5,400 a. What is the payback period on each of the projects? b. If you use the payback rule with a cutoff period of 2 years, which projects will you accept? c. If you use a cutoff period of 3 years, which projects will you accept? d-1. If the opportunity cost of capital is 10%, calculate the NPV for projects A, B, and C. Note: Negative amounts should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to 2 decimal places. d-2. Which projects have positive NPVs? e