In Which of the Following Instances Is an Officer Most

Multiple Choice

In which of the following instances is an officer most likely to be required to give knock and notice when executing a search warrant?

A) The occupants of the building already know the police are present.
B) The officer has probable cause to believe that his life or the life of others is in danger.
C) The officer reasonably believes the premises are unoccupied.
D) The search warrant is silent as to the requirement of knock and notice.