A Nursing Manager Has Noticed Increasing Incidents of Rudeness and Lack

A nursing manager has noticed increasing incidents of rudeness and lack of cooperation among co-workers.Which action by the manager is best?

A) Holding a staff meeting and reminding the staff of policies regarding behavior
B) Disciplining the "ringleaders" in order to make an example for the other staff
C) Having informal meetings to solicit staff opinions on the workplace
D) Announcing that raises will be withheld from staff members engaging in this behavior