长度大于等于（）米的锚泊船，应当用工作灯或同等的灯照明甲板.
A.50
B.100
C.150
D.200
参考答案：B
常见的网关有哪些
Life preservers must be marked with the（）.
A.stowage space assigned
B.vessel's name
C.vessel's home port
D.maximum weight allowed
