单项选择题
A.Mention signal stations and ice，storm，traffic and port signals
B.Give the international numbers of lights
C.Give the correction of the lights and fog signals
D.Give the information on the lights and fog signals
单项选择题 To predict the actual depth of water using the Tide Tables，the number obtained from the Tide Tables is（）.
单项选择题 The program of graphical predictions of height against time for a period of up to seven consecutive days is contained in（）.
单项选择题 The Lists of Meteorological Observation Stations can be found in（）.