[Solved] Find the problem in this polymorphism example:class Animal { public virtual string Speak() => "Animal"; }class Cat : Animal { public new string Speak() => "Meow"; } | C Sharp (C#)

C Sharp (C#) - Polymorphism and Abstract Classes

Find the problem in this polymorphism example:

class Animal { public virtual string Speak() => "Animal"; }
class Cat : Animal { public new string Speak() => "Meow"; }

AAnimal.Speak() should not be virtual

BCat.Speak() hides Animal.Speak() instead of overriding

CCat.Speak() must be static

DNo problem, code is correct

Step-by-Step Solution

Solution:

Step 1: Understand 'new' keyword effect
'new' hides base method instead of overriding it, breaking polymorphism.
Step 2: Identify correct approach
To enable polymorphism, Cat.Speak() should use 'override' instead of 'new'.
Final Answer:
Cat.Speak() hides Animal.Speak() instead of overriding -> Option B
Quick Check:
'new' hides method, 'override' enables polymorphism [OK]

Quick Trick: 'override' enables polymorphism, 'new' hides methods [OK]

Common Mistakes:

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