问题详情

The main difference between a nurse-manager and a head nurse is that the former______.
A．is a member of the Medical Executive Committee of the hospital
B．has to arrange the work shifts of the unit"s nurses
C．can make decisions concerning the medical treatment of a patient
D．has full responsibility in the administration of the unit"s nurses请帮忙给出正确答案和分析，谢谢！