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Under Rule 20 — Application (Lights), what should a navigator remember?
A
A practical memory aid is: NUC before RAM, then fishing, then sailing, then power driven.
B
Rule 19 applies to vessels not in sight of one another when navigating in or near an area of restricted visibility.
C
Navigation lights are mandatory from sunset to sunrise.
D
Masthead light covers 225 degrees (ahead to 22.5 abaft beam).