Final answer:
The accompanying person for a student driver typically must be at least 18 to 21 years old and hold a valid driver's license.
Step-by-step explanation:
A student practicing driving must be accompanied by a person seated on the front seat who is of a certain minimum age and possesses a valid driver's license. The specific age and requirements can vary by jurisdiction, but typically, the accompanying person should be at least 18 to 21 years old and hold a valid driver's license with a certain level of experience. It is crucial for learner drivers to be supervised by someone who can provide guidance and intervene in case of an emergency while on the road.