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A passenger vessel is underway. When may passengers visit the pilothouse? （）
A:Passengers are excluded from the pilothouse while underway
B:Passengers are permitted in the pilothouse during daylight hours only
C:Passengers are permitted to visit the pilothouse when authorized by the Master and officer of the watch
D:Passengers are permitted in the pilothouse when they are escorted by a ship's officer

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出自：海船船员证

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