An orange and white buoy indicating a vessel-exclusion area will be marked with what symbol? （）<br>A:Open-faced diamond<br>B:Diamond with a cross<br>C:Circle<br>D:Square

An orange and white buoy indicating a vessel-exclusion area will be marked with what symbol? （）
A:Open-faced diamond
B:Diamond with a cross
C:Circle
D:Square

出自：海船船员证

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