having the following private attributes: (ID, name, quantity, price) and the following public methods:
- Constructors (default, parameterized, and copy)
- Setters & Getters
having the following private attributes: (name, email, items,maxItems), where items is an array list of objects of type Item. The class has the following public methods:
- Constructors (default, parameterized, and copy)
- Add An Item.
- Sell An Item.
- Print Items.
- Find an Item by ID