Class Relationships in Oops C#

Relationship	Type-Of	Example	Implementation
Inheritance	Is-A	BMW is a Car	Interface or abstract
Composition	Part-Of	Engine is a part of Car	Instantiation
Association	Has-A 1-1 1-many Many-many	Car has Engine Bike has Engine	Instantiation
Aggregation	Has-A	Also a kind of Association	Complex Type