What Is Often a Primary Benefit of a Teacher Taking

What is often a primary benefit of a teacher taking a course at a college or universityas a professional growth activity?

A) Once a teacher has invested money in a class, it becomes a commitment and apriority.
B) College instructors are generally much more effective than presenters atworkshops or in-service offerings.
C) Most of the lessons and ideas presented on the Internet are poorly constructed, andthey do not serve as exemplary materials.
D) Assignments in college courses are much more relevant to teachers than ideaspresented at conferences.
E) Taking a college course is usually less expensive than paying the fees to attend aworkshop or conference.