A buoy with a composite group-flashing

1、A nun buoy will（）.

A nun buoy will（）.Abe green in colorBhave an even numberCbe left to port when entering from seawardDbe cylindrical in shape

2、A buoy marking a wreck will show a(n)（

A buoy marking a wreck will show a(n)（）.Awhite light FL (2) and a topmark of 2 black spheresBocculting green light and may be letteredCyellow light and will be numberedDcontinuous quick white light and may be numbered

3、A yellow buoy may mark a(n)（）.

A yellow buoy may mark a(n)（）.AwreckBshoal areaCanchorage areaDmiddle ground

4、A white buoy with an open-faced orange

A white buoy with an open-faced orange diamond on it indicates（）.AdangerBvessels are excluded from the areaCthe buoy is a mooring buoyDoperating restrictions are in effect

5、A light characteristic of composite gr

A light characteristic of composite group flashing indicates that there is a(n)（）.Asharp turn in the channelBnarrowing in the channel at that pointCjunction in the channelDobstruction that must be left to port

6、A yellow buoy may exhibit a(n)（）.

A yellow buoy may exhibit a(n)（）.Afixed red lightBflashing lightCwhite lightDocculting light