Problem 3 (8%) Consider these projects: Project X Y Z a. b. Co -10,000 -2,000 -10,000 C 2,000 0 2,000 C 2,000 2,000 2,000 C3 6,000 4,000 6,000 C4 0 6,000 10,000 What is payback period on each of the projects? Given that you wish to use the payback rule with a cutoff period of two years, which projects would you accept? c. If you use a cutoff period of three years, which projects would you accept