Without obtaining proper authorization by a physician, a nurse administers an extra dose of narcotic ...

Without obtaining proper authorization by a physician, a nurse administers an extra dose of narcotic tranquilizer to an agitated elderly client who cursed at her.
 
  A coworker recognizes that an ethical/legal infraction has occurred but fears repercussions if he gets involved. Which is the correct ethical interpretation of the coworker's lack of involvement?
  A) Taking no action is still considered an action taken by the coworker.
  B) Taking no action releases the coworker from ethical responsibility.
  C) Taking no action is advised when potential adverse consequences are foreseen for the coworker.
  D) Taking no action is acceptable since the coworker is only a bystander.