Diaz Camera Company is considering two investments, both of which cost $26,000. The cash flows are as follows Use Appendix B Year Project A Project B 1 $10,000 9,000 14,000 14,000 13,000 8,000 (a-1) Calculate the payback period for project A and project B. (Round your answers to 2 decimal places.) Payback period Project A years Project B years (a-2) Which of the two projects should be chosen based on the payback method? O Project B O Project A (b-1) Calculate the net present value for project A and project B. Assume a cost of capital of 9 percent. (Round "PV Factor" to 3 decimal places, intermediate and final answers to the nearest dollar amount. Omit the sign in your response.) Net present value Project A Project B (b-2) Which of the two projects should be chosen based on the net present value method? Project B O Project A (c) Should a firm normally have more confidence in answer derived based on Net present value method or Payback method? O Net present value method O Payback method