// ===== Code from file Person.java ===== public class Person {    private int ageYears;    private String lastName;    public void setName(String userName) {       lastName  = userName;    }    public void setAge(int numYears) {       ageYears = numYears;    }    // Other parts omitted    public void printAll() {       System.out.print("Name: " + lastName);       System.out.print(", Age: "  + ageYears);    } } // ===== end ===== // ===== Code from file Student.java ===== public class Student extends Person {    private int idNum;    public void setID(int studentId) {       idNum = studentId;    }    public int getID() {       return idNum;    } } // ===== end ===== // ===== Code from file StudentDerivationFromPerson.java ===== public class StudentDerivationFromPerson {    public static void main(String[] args) {       Student courseStudent = new Student();       /* Your solution goes here  */     //Person a = new Person();     courseStudent.setName("Smith");     courseStudent.setAge(20);     courseStudent.setID(9999);            courseStudent.printAll();       System.out.print(",ID: "+ getID());         } } // ===== end =====

Im trying to get the program to out put this information 

// ===== Code from file Person.java =====
public class Person {
   private int ageYears;
   private String lastName;

   public void setName(String userName) {
      lastName  = userName;
   }

   public void setAge(int numYears) {
      ageYears = numYears;
   }

   // Other parts omitted

   public void printAll() {
      System.out.print("Name: " + lastName);
      System.out.print(", Age: "  + ageYears);
   }
}
// ===== end =====

// ===== Code from file Student.java =====
public class Student extends Person {
   private int idNum;

   public void setID(int studentId) {
      idNum = studentId;
   }

   public int getID() {
      return idNum;
   }
}
// ===== end =====

// ===== Code from file StudentDerivationFromPerson.java =====
public class StudentDerivationFromPerson {
   public static void main(String[] args) {
      Student courseStudent = new Student();

      /* Your solution goes here  */
    //Person a = new Person();
    courseStudent.setName("Smith");
    courseStudent.setAge(20);
    courseStudent.setID(9999);
    
      courseStudent.printAll();
      System.out.print(",ID: "+ getID());
    
   }
}
// ===== end =====