I would feel slightly intimidated that somebody so young could be prepared for such jobs but starting earlier could help their experience. the expectations are high these days because apprenticeship is popular, but imagine how it was back then. It wouldn't completely put me off apprenticeship but I understand the uncertainty because of competition for employment and eagerness to impress/work hard under stressful conditions.
"Teenagers who are tired are often tardy or fall asleep in class." is the answer.
3) They resulted in the passage of new laws or regulations.
