Main.java

package students.amanidrummond;
import java.util.ArrayList;
import java.util.List;

public class Main {
    public static void main(String[] args) {
        Student student1 = new Student(1, "Jordan", "Smith",
                "jordan.smith@example.com", 2, 3.8);

        Student student2 = new Student(2, "Marcus", "Brown",
                "marcus.brown@example.com", 1,2.9);

        Instructor instructor1 = new Instructor(3, "John", "Rivera",
                "john.rivera@example.com", "Computer Science");

        instructor1.addStudent(student1);

        instructor1.addStudent(student2);

        List<Person> people = new ArrayList<>();
        people.add(student1);
        people.add(student2);
        people.add(instructor1);

        for (Person person : people) {

            System.out.println(person.getSummary());
        }

        instructor1.printRoster();

    }
}