11. What we call the ability of a ship to maintain automatically a pre-set position and heading by using her own propellers and thrusters?
(A) Estimated position.
(B) Dynamic position.
(C) Static position.
(D) Reckoning position.
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統計: A(23), B(35), C(9), D(9), E(0) #3414884
統計: A(23), B(35), C(9), D(9), E(0) #3414884