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Ontario Class B Practice Test · Question

Yellow flashing lights on a school bus mean:

Yellow (amber) lights are a warning that the bus is about to stop and load/unload children; red lights then activate when stopped.

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Question: Yellow flashing lights on a school bus mean:

Answer options:

  • The bus is being towed ✅ The bus is about to stop — prepare to stop
  • The bus has broken down
  • The bus is empty

Correct answer: The bus is about to stop — prepare to stop

Explanation: Yellow (amber) lights are a warning that the bus is about to stop and load/unload children; red lights then activate when stopped.

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