The tricing pendants should be released（）.<br>A:before the gripes are removed<br>B:before loading the passengers<br>C:after loading the passengers<br>D:after the boat is afloat

The tricing pendants should be released（）.
A:before the gripes are removed
B:before loading the passengers
C:after loading the passengers
D:after the boat is afloat

出自：海船船员证

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