Day Skipper Quiz · Buoyage 
A buoy. Body: bands, from the top: black, yellow, black. Topmark: two black cones, points apart (base to base).
Cones pointing away from each other, black-yellow-black. What mark is it?
Show the answer
East cardinal: pass to the east. Points apart, base to base, looks like an egg: E for east. Black at the top and bottom, where the cones point.