Yes, a cop can pull you over if he thinks you look too young to drive just as a precaution. Then while the cop has pulled you over that’s when the cop checks all the necessary information needed to see if you really are too young to drive.
42-46% according to ncbi.nih.gov
Most because getting out of jail/prison don't really know what to do with themselves after leaving because it's hard for them to adjust your life choices. most places of work won't hire you and it becomes harder to do stuff like buy a house or apartment. so most people do what they did best before prison. Do illegal business
Answer:
Because it plays an essential role in ensuring that each branch of the government recognizes the limit of it's own power