单项选择题
Which statement pertaining to log keeping is TRUE?（）
A.Entries relating to pre-voyage，pre-departure and daily tests are required B.Both A and C C.All distress，urgent and safety communications must be logged D.Routine daily MF-HF and INMARSAT-C transmissions do not have to be logged
单项选择题 Which statement concerning the navigation of a vessel in ice is FALSE?（）
单项选择题 Which statement concerning Montauk Point Light is TRUE?（）
单项选择题 Which statement about transmitting distress messages by radiotelephone is INCORRECT?（）
