单项选择题
The distress message of a ship should include considerable information which might facilitate the rescue. This information should（）.
A.ALWAYS be included in the initial distress message B.be sent to a MSA station FIRST C.be transmitted as a series of short messages，if time allows D.include the vessel's draft
单项选择题 The color of rockets，shells，or rocket parachute flares used to indicate that the vessel is in distress and requires immediate assistance is（）.
单项选择题 On every vessel，distress signals must be stowed（）.
单项选择题 If you log a distress message，it must include the（）.
