Given the classes Student and CollegeStudent, as described , suppose that joe is an object of Student and jill is an object of CollegeStudent. a. Can joe be the argument of a method whose parameter’s...

Given the classes Student and CollegeStudent, as described , suppose that joe is an object of Student and jill is an object of CollegeStudent.

a. Can joe be the argument of a method whose parameter’s type is CollegeStudent? Why or why not?

b. Can jill be the argument of a method whose parameter’s type is Student? Why or why not?

c. Is joe.getYear() legal? Why or why not?

d. Is jill.getName() legal? Why or why not?