問題詳情

25. What is the clearance distance required by a vessel when navigating in the vicinity of avessel engaged in mine clearance operations?
(A) 500 meters.
(B) 1,000 meters.
(C) 1,500 meters.
(D) 2,000 meters.

參考答案

答案:B
難度:適中0.5
統計:A(3),B(4),C(0),D(1),E(0)

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