Some searches may be lawfully performed without a warrant; however, some warrantless searches require the law enforcement officer to first establish probable cause.

From the information given above, it can be validly concluded that

A$)$ no actions that require a law enforcement officer to first establish probable cause are warrantless searches

B$)$ all law enforcement actions that can be performed without a warrant are considered searches

C$)$ searches are never permissible without a warrant

D$)$ some actions that do not require a law enforcement officer to first establish probable cause are not warrantless searches

E$)$ some actions that require a law enforcement offichr to first establish probable cause are warrantless searches