Put them in a time machine and send them back to 9:35 AM on Friday December 14th in the first grade classroom at Sandy Hook Elementary facing a fully armed nutcase headed your way.
What would you like to have in your hand at that point: a breakfast bagel or a handgun???
Scissors.
“What would you like to have in your hand at that point: a breakfast bagel or a handgun???”
Neither. US Rifle, 7.62mm, M14 please.