Below are the expected after-tax cash flows for Projects Y and Z. Both projects have an initial cash outlay of $20,000 and a required rate of return of 17% Year Project Y Project Z 1 $12,000 $10,000 2 $8,000 $10,000 3 $6,000 4 $2.000 LO $2,000 Payback for Project Y is (Numerical Answer Only) What is the payback period for Project Z? (Numerical Answer Only) Discounted payback period for projects Y is A. 1.64 B. 3.14 C. 2 years D. 5 years Discounted payback period for projects Z is A. 1.71 years. B. Never C. 2 years D. 1 year