7.Sound, visual or other signal to a team ordering it to return to its base is ___________ signal. (A)return (B)retreat (C)come-back (D)recall

9. A vessel constrained by her draught shall, when risk of collision with another vessel in a crossing or head-on situation exists, . (A)apply the relevant steering and sailing rule as a power-driven vessel. (B)apply the relevant steering and sailing rule as a sailing vessel. (C)apply the relevant steering and sailing rule as a vessel not under command. (D)apply the relevant steering and sailing rule as a vessel engaged in a towing operation.

7.Sound, visual or other signal to a team ordering it to return to its base is ___________ signal.
(A)return
(B)retreat
(C)come-back
(D)recall

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