For each of the methods of Binary Tree, indicate which method can be implemented in terms of other public methods of that class or give a reasoned argument why it is not possible. Explain why it is...

For each of the methods of Binary Tree, indicate which method can be implemented in terms of other public methods of that class or give a reasoned argument why it is not possible. Explain why it is useful to cast methods in terms of other public methods and not base them directly on a particular implementation.