Final answer:
The question seems to be about youth operator driving restrictions, but the provided information concerns child labor laws and does not specify driving hour limitations.
Step-by-step explanation:
The question appears to be asking about restrictions on when youth operators of vehicles can drive, but the information provided is about child labor laws. This seems to be a mix-up, as the restrictions on driving hours for youth typically come from graduated driver licensing (GDL) systems rather than labor laws. Driving restrictions for youth operators usually differ by state, with many states imposing curfews (like not driving between 12 AM and 5 AM) until the driver reaches 18 years of age or graduates from the GDL program. However, the provided information does not contain specific details about driving hour restrictions and instead focuses on employment regulations, such as the establishment of a minimum working age, maximum work hours, and prohibiting certain jobs for those under 18 to ensure their well-being and encourage schooling.