单项选择题

Great Salt Pond on Block Island is（）.

A.entered through a dredged cut
B.not accessible in easterly gales
C.available for vessels up to a maximum draft of 8 feet (2.4m)
D.not affected by the tide

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Good seamanship while towing in heavy weather requires all of the following EXCEPT（）.

A.reducing speed to reduce surging on the towline
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