I would have looked at other options
Counseling would have been best
Sure teenagers are going to have moments of disrespectful behavior, However, it turns into a habit quickly. Better nip it in the butt before it's out of hand.
If a person does nothing...then don't be surprised when your children wind up being a teen parent, dropping out of high school or winding up in juvenile detention ... or worse.
Fool me once, shame on you.
Fool me twice....shame on me.
Einstein, "science without religion is lame, religion without science is blind."
Again, you'd scream foul if some CEO were doing this. The POTUS you like however, gets a pass.