Exchange e = new Exchange();

System.out.println( e.getBenefits() ); =>

e.sayHi(); =>

Person[] pA = { new Senior(), new Faculty() } ;

System.out.println( pA[0].getBenefits() ); =>

pA[0].sayHi(); =>

For each line, answer A) compiler error B) run-time error C) no problems

Person p1 = new Student( ); =>

13. Student s1 =p1 ; (Note: p1 is from question M) =>
14. Exchange e1 = (Exchange)p1; (Note: p1 is the object from question M) =>

Class Diagrams Person String name; private int age; +Person(String n, int a) +Person() +getAge() +static void sayHiO) SOP("Hi from Person"); } Benefit Student Faculty private double salary: double spa; +double getSalary(); private String id; + Student(String n, int a, double g, String i) + Student( Students) + Student() + getGpa) + int getBenefits() { return 20; } Benefit Visiting Faculty +int getBenefits() { return 100; } Exchange Senior String capstone; + getCapstone() + static void sayHi({ SOP("Hi from Senior"); + int getBenefits() { return super.getBenefits()+30)