单选题A green buoy has a yellow triangle on it. This is a(n)（）.Ainformation or regulatory buoy that has lateral significanceBbuoy that is off-station and is marked to warn mariners of its wrong positionCdual purpose marking used where the ICW and other waterways coincideDbuoy that was set in error and will be replaced with a red nun buoy
单选题
A green buoy has a yellow triangle on it. This is a(n)（）.
A
information or regulatory buoy that has lateral significance
B
buoy that is off-station and is marked to warn mariners of its wrong position
C
dual purpose marking used where the ICW and other waterways coincide
D
buoy that was set in error and will be replaced with a red nun buoy
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