单选题The most doubtful and unpredictable factor in a mooring system is the（）.Aability of the anchors to hold in a seabedBanchor chain catenary lengthCvariability of the fairleadDangle of the flukes
单选题
The most doubtful and unpredictable factor in a mooring system is the（）.
A
ability of the anchors to hold in a seabed
B
anchor chain catenary length
C
variability of the fairlead
D
angle of the flukes
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