Which of the Following Statements Best Expresses One of the Textbook's

Which of the following statements best expresses one of the textbook's central ideas about professionalism?

A) Most employers are more concerned with employees' "hard skills" than whether or not they behave professionally.
B) "Professional behaviour" is so poorly defined that it is pointless to worry about it.
C) The term "professional behaviour" is difficult to define and can be confusing.
D) Most people share a common definition and understanding of what constitutes "professional behaviour."