Practice question

At a Pennsylvania railroad crossing stop, how should the service door be used?

Open the service door and driver's window to look and listen, while making sure the eight-way light system is not activated
Open the service door fully to load students
Keep all windows and doors closed to block noise
Open the service door so students can check for trains

Answer: A — Open the service door and driver's window to look and listen, while making sure the eight-way light system is not activated

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