None. Their parents will do it for them.
He was changing the lightbulb before it was cool. rimshot
One, and ten people to stand around clapping and saying "Aww, how brave."
Who gives a cluck (I wonder if the moderators will censor this joke merely on the grounds that it is categorically terrible)
Only one, given that he's koali-fied for the job.
Opens door* Just wait until I get out there!! parenting from the bathroom
None. They pay me to do it.
None! We don't change light bulbs. We disrupt them.
You need to keep them in a safe space if you don't want them triggered.