Question: Which principle is applied in this statement A function should not be aware that it is using a sub class object in place of the

Which principle is applied in this statement "A function should not be aware that it is using a sub class object in place of the superclass object? (a) Open-Closed Principle(OCP) (b) Single Reponsibility Principle (c) Interface Segregation Principle(ISP) (d) Liskov Substitutuion Principle(LSP) Which is the ans?

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