During boarding, what command should passengers hear to stop?

• A. Stop! Go back!
• B. Stop and stay seated.
• C. Hold position until directed.
• D. Stop, then proceed forward.

Answer: (A)

Clear, immediate halt commands are essential during boarding to control the flow and keep space clear around the aircraft door. Stop! Go back! is best because it’s short, loud, and unambiguous, signaling an immediate stop and a reverse movement to reestablish a safe, orderly queue. The other options don’t fit the boarding context: telling people to stay seated isn’t applicable in a standing queue, holding position until directed is too passive and slows progress, and stopping then proceeding forward defeats the purpose of stopping in the first place.