What is a prohibited practice while operating a school bus?

The correct response centers on the importance of maintaining full control and focus while operating a school bus, which is critical for the safety of all passengers, especially children.

Allowing students to stand while the bus is in motion is a significant safety hazard that can lead to serious injuries in the event of sudden stops or accidents. This practice is prohibited to ensure that all passengers are safely seated and secured during transport.

Talking to riders while driving can also distract the driver, impacting their ability to concentrate fully on the road and surroundings. The need for constant vigilance is paramount, particularly when navigating school zones or busy traffic areas.

Using a mobile phone while driving is a clear distraction and can greatly impair the driver's reaction time and attention to the road. It is essential to avoid any activities that divert attention from driving duties.

Given that all the mentioned practices compromise the safety and well-being of the students, the comprehensive answer indicating that all of these actions are prohibited while operating a school bus reflects the reality that each practice presents significant risks that must be avoided to uphold safety standards.