Select from following answers:- Create a partial class in a separate class file. Implement a method named OnEnrollmentDateChanged.

- Create a partial class in a separate class file. Implement a method named OnEnrollmentDateChanging.
- Modify the Student class generated by the Entity Data Model Wizard to implement the INotifyPropertyChanging interface.
- All Above
Implement the partial method named OnEnrollmentDateChanged in order to execute code after the EnrollmentDate property has changed. This method is defined and will be called by the autogeneratedentity class.
The OnEnrollmentDateChanging method is defined and will be called in the autogenerated entity class. However, it will be called before the EnrollmentDate property is reset.
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