Refer to the exhibit to answer the question.

aCourseSection can be added to, deleted from and retrieved from aCourseSchedule. What is the
BEST way to model the relationship between aCourseSchedule and aCourseSection?

A.
CourseSchedule delegates the management of CourseSections to Student.

B.
CourseSchedule is defined as a subclass of a Collection type and inherits the adding, deleting
and retrieving capabilities for CourseSections.

C.
CourseSchedule delegates the adding, deleting and retrieving of the CourseSections to a
collection it holds.

D.
CourseSection has a number attribute by which it can identify the CourseSchedule to which it
belongs.