What does this sign mean? What does this sign mean?

• A. Stop at all times and give way to all traffic.
• B. If traffic lights are out of order or the amber light is flashing, you must stop and give way to traffic as if you are at an intersection with stop signs.
• C. Stop, red light camera in operation.
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  The correct answer is B

   

  Correct. If the lights are not working, or the amber is flashing you treat this intersection like you would any intersection with a stop sign.