单项选择题
A. On a vessel ,lines are made fast on bollards . B. On shore, lines are made fast on bollards . C. On board , lines are made fast on bitts. D. On board, lines are made fast on bollards .
A. Take in stern line . B. Pay out stern line . C. Heave in stern line . D. Take in the slack on stern line .
A. Put the rat guards on deck. B. Put the rat guards on the moorings. C. Put the rat guards under the moorings. D. Put the rat guards over the moorings.