1. Dog.cs public string name = "Sharo"; public string Name { get { return this.name; } } public void Bark() { Console.WriteLine("wow-wow"); } public void DoSth() { this.Bark(); } D D

2. Kid.cs class Kid { public void CallTheDog(Dog dog) { Console.WriteLine("Come, " + dog.name); } public void WagTheDog(Dog dog) { dog.Bark(); } R R

3. Dog.cs internal string name = "Sharo"; public string Name { get { return this.name; } } internal void Bark() { Console.WriteLine("wow-wow"); } public void DoSth() { this.Bark(); } D D

4. Kid.cs class Kid { public void CallTheDog(Dog dog) { Console.WriteLine("Come, " + dog.name); } public void WagTheDog(Dog dog) { dog.Bark(); } R R

5. Dog.cs private string name = "Sharo"; public string Name { get { return this.name; } } private void Bark() { Console.WriteLine("wow-wow"); } public void DoSth() { this.Bark(); } D D