In fact, a 17-year-old is clueless while a person one year older isn't
If a law is going to treat 5 year olds differently from 50 year olds then a line has to be drawn somewhere. 18 is arbitrary, but no more arbitrary than any other age you could pick.
If a law is going to treat 5 year olds differently from 50 year olds then a line has to be drawn somewhere. 18 is arbitrary, but no more arbitrary than any other age you could pick.