The nurse-manager has noticed a sharp increase in the mediation errors with IV antibiotics over the last month. She discusses the situation with each nurse involved. What other action should she take

A. Document it on their evaluation.
B. Ask them to attend inservice training for administration of IV medications.
C. Report them to the supervisor.
D. Report the incidents to the hospital attorney.

下列化学反应中，属于置换反应的是（ ）