1. (a) Which of the two projects below should be selected on the basis of the present worth method if the MARR = 10%? (b) Evaluate the projects using the payback method. Does your decision change using the payback method? Year 0 1 2 3 4 5 A B $-14,500 $-9,000 8,000 4,500 0 0 8,000 4,500 0 0 8,000 4,500