you should submit your answer in 4 days for the bellow topic:

You are creating a system for a bowling alley to manage information about its leagues. During the modeling process, you create a state transition diagram for an object called League Bowlers. What are the possible states of a league bowler, and what happens to a bowler who quits the league and rejoins the following season? Perform a web search for the exact phrase object-oriented systems analysis. Provide three examples. Prepare a report on at least three CASE tools that provide UML support.