Data Structure c++ – hashing (Binary Search Tree)

i need to modify & add additional functions to my assignment if needed

(my code is working fine) unless i find anything fix it please.

/*

1.  The Client_Address_Book is a dynamic array.  Please note the changes in the state of the class;

2.  A capacity valuable has been added to the state of the class.  Set its value to 27 in the default constructor;

3.  Implement a destructor for the Client_Address_Book class;

4. Implement a copy constructor for the Client_Address_Book class;

5. Implement a copy constructor for the Cleint_Info_BST class;

6. Implement a destructor for hte Client_Info_BST class.