Which statement explains the need for lockdown drills?

(1 point)
Responses

These drills are done when there is currently a fire in the school.
These drills are done when there is currently a fire in the school.

These drills are done to practice the evacuation procedures for a fire.
These drills are done to practice the evacuation procedures for a fire.

These drills are done to practice the safety procedures for violent events.
These drills are done to practice the safety procedures for violent events.

These drills are done when there is currently a violent event in the school.

These drills are done to practice the safety procedures for violent events.