Which of the following describes what a driver must do if they exceed their driving hours?

When a driver exceeds their driving hours, taking a mandatory 10-hour rest is the correct action because it ensures compliance with federal hours of service regulations that are designed to promote safety on the roads. These regulations stipulate maximum driving hours and require drivers to take breaks to prevent fatigue, which is a leading cause of accidents in commercial driving.

By adhering to this mandatory rest period, drivers can adequately recover and maintain a higher level of alertness for safe driving. This approach not only protects the safety of the driver but also that of other road users. It is crucial for drivers to follow these regulations to avoid penalties and reduce the risk of accidents associated with driver fatigue.