Which Statement About the Importance of the Role of Collaborator

Which statement about the importance of the role of collaborator is true?

A) Community health nurses frequently practice in isolation.
B) Successful community health practice depends on multidisciplinary collegiality and leadership.
C) Community health nurses must assert themselves as the most powerful person on the health care team to ensure each client receives services that are necessary.
D) It is best for community health nurses to focus on what they, as nurses, can do for their clients.