单项选择题
An anchored vessel on pilotage duty must show which light(s) at night? （）
A.A sternlight only
B.Anchor lights only
C.A white light over a red light only
D.A white light over a red light and anchor lights
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单项选择题
ALL GEAR,SUCH AS PILOT LADDER,ACCOMMODATION LADDER,HOIST,ETC.,NECESSARY FOR A SAFE TRANSFER OF THE PILOT is known as （）.
A.Riggins
B.Gears
C.Boarding arrangements
D.Fittings
