Answer:
I save lives on the ground and in the air
You throw me out when you use me and take me in when you are done.
I can’t go left I can’t go right. I am forever stuck in a building over three stories high.
Use me to reward good behavior.
I am a nut with a hole. What am I?
I tell people to be careful when handling boxes.
What am I?
Animal
Difficult
Easy
Food
Funny
Kids
Logic