If there were a fire, explosion, or bomb threats in schools, for example, are required to evacuate but if it's a sniper or shooter then they do a lockdown. Because if the shooter is on the outside and they decide to evacuate then they could get shoot so most schools and places do lockdowns.
So the answer would be a sniper. I hope this helps!
Answer:
Religion is applicable to this scenario.
Answer:Hello, The correct answer is C. Night terrors, but not nightmares, suggest some psychological problems.
Explanation: