A tug is “in irons” when held in a fixed position by（）<br>A:the weight of its tow，its being anchored，or grounded<br>B:the weight of its towing hawser on the bottom<br>C:an adverse current<br>D:lack of power or an engine breakdown

A tug is “in irons” when held in a fixed position by（）
A:the weight of its tow，its being anchored，or grounded
B:the weight of its towing hawser on the bottom
C:an adverse current
D:lack of power or an engine breakdown

出自：海船船员证

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