public class Student extends Person {

    //data fields or properties
    private String studentID;

    //No-arg constructor
    Student(){
        setFirstName("NA");
        setLastName("NA");
        studentID = "NA";
    }

    //Constructor
    Student(String fName, String lName, String sID){
        setFirstName(fName);
        setLastName(lName);
        studentID = sID;
    }

    //Setters
    public void setStudentID (String sID){
        studentID = sID;
    }

    //Getters
    public String getStudentID(){
        return studentID;
    }

    //This method overrides the same method in Person.java
    public String getFullNamePlusID(){
        return (super.getFullName() + ": " + studentID);
    }
}