Lighted white and orange buoys must sh

1、An orange and white buoy indicating a

An orange and white buoy indicating a vessel-exclusion area will be marked with what symbol? （）AOpen-faced diamondBDiamond with a crossCCircleDSquare

2、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

3、White infarct and red infarct

White infarct and red infarct

4、A mooring buoy，if lighted，shows which

A mooring buoy，if lighted，shows which color light?（）AYellowBWhiteCBlueDAny color except red or gree

5、A buoy having red and green horizontal

A buoy having red and green horizontal bands would have a light characteristic of（）.Ainterrupted quick flashingBcomposite group flashingCMorse (A)Dquick flashing

6、A white buoy with a blue band is（）.

A white buoy with a blue band is（）.Aan isolated danger markBa hydrographic data collection buoyCa mooring buoyDmarking a restricted area