USCG USCG GENNAV
Set 6 • Question #165 of 246
Launch Interactive Practice Room Under the U.S. Aids to Navigation System, spherical buoys may be __________.
A
numbered
B
lettered
✓ Correct Answer
C
lighted
D
All of the above
USCG NMC Regulatory Explanation
Under IALA Region B (U.S. waters), safe water marks feature red and white vertical stripes, a red spherical topmark, Morse Code 'A' white flashing lights, and are lettered rather than numbered.
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