When may a school bus driver activate 4-way hazard lights?

Answer: D — Stopping at a school bus stop

Activating the 4-way hazard lights while stopping at a school bus stop is essential for ensuring the safety of children boarding and alighting from the bus. This visual signal alerts other drivers that the bus is in a stationary position and that they need to exercise caution. It indicates that children may be crossing the road or moving around the bus, making it critical for surrounding vehicles to slow down and pay careful attention. In the context of school bus regulations, using hazard lights during these moments helps enhance awareness and promote safety, contributing to a better environment for students. It’s a clear signal that the bus is actively engaged in its duty of transporting children, thus necessitating increased vigilance from other road users. This practice also aligns with traffic laws and safety regulations surrounding school buses, emphasizing the importance of protecting students.