問題詳情
17. Every vessel shall at all times maintain a proper ______ by sight and hearing as well as by
all available means appropriate in the prevailing circumstances and conditions so as to make a full
appraisal of the situation and of the risk of collision.
(A) inspection
(B) lookout
(C) probe
(D) scrutiny
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增