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Which answer is consistent with Rule 34 — Manoeuvring and Warning Signals?
A
If necessary, take all way off and continue with extreme caution until the danger has passed.
B
She shall then navigate with extreme caution until danger of collision is over.
C
In narrow channels and fairways, special signals are used for overtaking: two prolonged plus one short blast to overtake on the other vessel's starboard side, and two prolonged plus two short blasts to overtake on her port side.
D
The rules concerning lights apply from sunset to sunrise and, during those hours, no other lights shall be exhibited except lights that cannot be mistaken for the prescribed lights or that do not impair their visibility or distinctive character.