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Under IALA Isolated Danger Marks, what should a navigator remember?
A
Navigable water exists all around the mark.
B
Red and white vertical stripes.
C
All yellow colour scheme.
D
Andrew's cross) Light: yellow, any rhythm not used for other marks Shape: optional — any shape not conflicting with lateral or safe water marks Examples include: ocean data acquisition systems (ODAS), traffic separation marks, spoil ground marks, military exercise zone marks, cable or pipeline marks, recreation zone marks.