Complete the implements of the Binary search tree functions below includes : 1 .CaculateHeight( BSTNode nd) 2. private void Insert(BSTNode nd, int item) ------->recursive !!!

3. remove(int ierm)

thx a lot!

7 class BSTNode //public member attributes 9 direct access for simplicity 10 public int data 11 public BSTNode left right; 12 13 Default/leaf node constructor 14e public TNode (int value) 15 data value 16 17 left null 18 righ null 19 20 21 22 public class Binary Tree t Search protected BSTNode root 23 24 private int size 25 26 default constructor 27e public Binary Tree Search 28 root null 29 size 0; 30 31 32