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Una marca de aguas navegables puede ser utilizada:A safe water mark may be used:

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Correct answer: d) All the above answers are correct

Why it is correct

A safe water mark shows safe water all around it, and serves for mid-channels, entrances and landfalls.

IALA World Regions: Region A covers Europe (including Spain), Africa, Oceania and Asia (except Japan, South Korea and the Philippines); when entering from seaward, keep RED (can) marks to PORT and GREEN (cone) marks to STARBOARD. Region B covers the Americas (North, Central and South), Japan, South Korea and the Philippines; lateral colours are reversed (GREEN to port and RED to starboard when entering), while keeping the same shapes (can to port, cone to starboard) and identical cardinal, isolated danger, safe water and special marks.

Why the others are not

  • a) True, but not its only use.
  • b) True, but not its only use.
  • c) True, but not its only use.

How to work it out in the exam

  1. If each option is a real use and one says all, that is the answer.

Where this question comes from

Regulations

Try it: Buoyage pilotage

Pending instructor review. Machine translation, not reviewed.