C# Programming

9. Define an application to include classes for Student, GraduateStudent, and UndergraduateStudent. Create.DLL files for the threeclasses. Include characteristics in the Student class that are common to GraduateStudent and UndergraduateStudent students. All three classes should override the ToString) method. GraduateStudent should include a data field for the type of undergraduate degree awarded, such as B.A. or B.S., and the loca- tion of the institution that awarded the degree. UndergraduateStudent should include classification (for example, freshman, sophomore), and parent or guardian name and address. Create a presentation class that instantiates student obiects and enables details to be displaved on the form about individual students to test your design