31. “A vessel is floating, not controlled and without a clearly determinable direction” is defined
as _____.
(A) adrift
(B) dredging
(C) sailing without power-driven
(D) sailing with wind
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統計: A(93), B(10), C(34), D(13), E(0) #1974051
統計: A(93), B(10), C(34), D(13), E(0) #1974051