Refer to the exhibit to answer the question.

Suppose there is a new requirement to keep track of which instructors teach what courses and
sections as well as students’ evaluations of the instructor. A new Instructor class has just been
added. Which of the following is the BEST approach for handling the information and processing
requirements?

A.
Add an association class called TeachingAssignment between CourseSection and Instructor.
Add the new attributes and methods in TeachingAssignment.

B.
Add an association relationship between CourseSection and Instructor. Add some new
attributes and methods in CourseSection and some in Instructor.

C.
Add the new attributes and methods in Instructor.

D.
Add the new attributes and methods in CourseSection.