UVW Ltd. is considering two projects, Project Sun and Project Moon, requiring initial investments of EUR 90,000 each. The cash flows are as follows:

Year	Cash Flows (Project Sun)	Cash Flows (Project Moon)
Initial Investment	(90,000)	(90,000)
1	35,000	30,000
2	30,000	25,000
3	25,000	20,000
4	20,000	15,000

a. Compute the Payback Period for each project.

b. Which project should the company invest in based on the shortest payback period?