Practice question
On a two-lane Iowa road, what must drivers do when a school bus has red lights flashing and the stop arm extended?
- Stop and remain stopped until the stop arm is withdrawn and lights are no longer flashing
- Pass slowly on the left
- Stop only if traveling behind the bus
- Continue if the road has a centerline
Answer: A — Stop and remain stopped until the stop arm is withdrawn and lights are no longer flashing
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