The author's attitude towards the nursing system at Beth Israel Hospital is ______.

A．human beings by their nature will always conflict with each other
B．James Madison made many thoughtful comments about human beings as social animals
C．our need for fellowship and the advantages of cooperation create communities
D．humans have not yet been able to achieve complete harmony and to live without conflict

A．The doctor gets more active professional support from the primary nurse.
B．Each patient is taken care of by a primary nurse day and night.
C．The primary nurse writes care plans for every patient.
D．The primary nurse writes health account for every patient.