All of the Following Statements About Group Norms Are Correct

All of the following statements about group norms are correct EXCEPT:

A) in order for a task force to operate effectively, group norms regarding attendance at meetings, punctuality, and preparedness are needed.
B) groups also commonly have norms regarding how to deal with supervisors, colleagues, and customers.
C) norms for establishing guidelines for honesty and ethical behaviors are important for groups to discuss.
D) norms should be identified by the management team only.
E) norms are expressed in everyday conversations.