using System;

public class animal

{

    public void eat()

    {

        Console.WriteLine("Eating..");

    }

}

​

public class dog:animal

{

    public void bark()

    {

        Console.WriteLine("Barking");

    }

}

​

​

public class babydog:dog

{

    public void weep()

    {

        Console.WriteLine("Weeping");

    }

}

​

public class Multilevel_Inheritance_Demo

{

    public static void Main(string[] args)

    {

        babydog baby = new babydog();

        baby.eat();

        baby.bark();

        baby.weep();

    }

}