单项选择题
A vessel is considered to be “restricted in her ability to maneuver” under the Rules if she is （）.
A.at anchor
B.mineclearing
C.engaged in fishing
D.engaged in towing
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相关考题
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单项选择题
A vessel is carrying three lights in a vertical line. The highest and lowest of these are red and the middle light is white. Which statement is always TRUE? （）
A.During the day，she would display three balls in a vertical line
B.If making way，she would show masthead lights at night
C.If at anchor，she need not show anchor lights while displaying identifying lights
D.Her fog signal would consist of a rapid ringing of a bell for five seconds every minute -
单项选择题
A vessel is “listed” when it is（）.
A.down by the head
B.down by the stern
C.inclined due to off-center weight
D.inclined due to wind -
单项选择题
A vessel is “in sight” of another vessel when（）.
A.she can be observed by radar
B.she can be observed visually from the other vessel
C.she can be plotted on radar well enough to determine her heading
D.her fog signal can be heard
