While a Patient Is Receiving Hygiene Care,her Chest Tube Becomes

While a patient is receiving hygiene care,her chest tube becomes disconnected from the water-seal chest drainage unit (CDU) .Which action should the nurse take immediately?

A) Clamp the chest tube close to the insertion site.
B) Set up a new drainage system, and connect it to the chest tube.
C) Have the patient take and then hold a deep breath while the nurse reconnects the tube to the CDU.
D) Place the disconnected end nearest the patient into a bottle of sterile water.