Using inheritance for creating subclasses of ships

About the Program: Using inheritance for creating subclasses of ships for a ship of type: Freighter. Student: Construct a Freighter object, Display before changes. display all the instance variables after the changes Declare the class instance fields as private here a constructor for the Ship class accessor(get) methods for each instance field CLASSES in the file: Freighter.java, LabShips.java, Liner.java, Ship.java