Aggregation is used when one class (subclass)inherits from another class (superclass)meaning that the properties and operations of the superclass are also valid for objects of the subclass.

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Quizplus · Accepted Answer

Aggregation is a relationship where one class is a part of another class, but it does not imply inheritance. Inheritance is when a subclass inherits properties and methods from a superclass.

Aggregation Is Used When One Class (Subclass)inherits from Another Class