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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

單項(xiàng)選擇題

A vessel is “l(fā)isted” 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