(1) (a) Specify and draw a UML statechart to represent the stages of a person applying to become a student at a university: application, conditional or unconditional acceptance, or rejection, and for conditionally accepted students, confirmation of acceptance or rejection (once further information is available]. Finally, accepted applicants are registered as students of the college. (b) Extend the previous solution by adding an event, withdraw that terminates the applicant's appli- cation lifecycle regardless of which state they are in