Communication and distressQuestion 526 of 566

Which flag signal also counts as distress, besides N over C?

  1. A red flag only
  2. A ball over or under a square
  3. Two balls side by side
  4. A square over a diamond
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Correct answer: A ball over or under a square

The card lists a ball over or under a square as a distress signal.

Source: Safe Boating Guide (TP 511E, 2026), Distress Signals, page 66

All questionsPractice the topic "Communication and distress"

Questions last reviewed: 18 October 2026