Under Rule 13, an overtaking vessel must do what, and when does the overtaking obligation end?

A. The overtaking rule does not apply to sailing vessels

B. Give way only if overtaking at more than 5 knots

C. Keep clear of the vessel being overtaken until finally past and clear — once overtaking, always give way in that encounter regardless of later changes of bearing

D. Keep clear only until the bearing changes to crossing

A. Anchor light plus sidelights

B. Masthead (steaming) light forward, second masthead light aft (if over 50m), sidelights (red/green), and stern light (white)

C. Sidelights and two masthead lights, no stern light required

D. All-round white light and sidelights only

A. One all-round red light and masthead light

B. Three all-round red lights and anchor light

C. Two all-round red lights in a vertical line, plus sidelights and stern light if making way

D. Flashing yellow light every 2 seconds