Which type of inheritance is necessary for achieving polymorphism in C++?

What is polymorphism in C++?

A. A feature that allows objects of different classes to have the same name.

B. A feature that allows functions to perform different tasks based on the object they are called with.

C. A feature that allows the same function to have different implementations.

D. A feature that allows inheritance of multiple classes.

Which type of polymorphism is achieved by function overloading in C++?

A. Compile-time polymorphism

B. Run-time polymorphism

C. Static polymorphism

D. Dynamic polymorphism

What is dynamic polymorphism in C++?

A. Achieved through function overloading.

B. Achieved through function overriding.

C. Achieved using pointers or references to base class objects.

D. Achieved through template functions.

How is polymorphism implemented in C++?

A. By defining multiple functions with the same name but different parameters.

B. By using function pointers.

C. By using virtual functions.

D. By defining multiple classes with the same name.