1. What is polymorphism in C#?
2. What are the two types of polymorphism in C#?
3. What is method overriding in C#?
4. How does method overloading differ from method overriding?
5. What is a virtual method in C#?
6. How is the base keyword used in C#?
7. How does polymorphism promote code reusability in C#?
8. Is it possible to achieve polymorphism without inheritance in C#?
9. What is an abstract class in C#?
10. How does an abstract class differ from an interface in C#?
