Communication and distressQuestion 528 of 566

You have no flare. Which of these may you use as a distress signal at night?

  1. A white sheet only in the cabin
  2. A radio in your pocket
  3. A horn blown once
  4. A flashlight or other light source
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Correct answer: A flashlight or other light source

The card says a flashlight, or another light source, may be used.

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

All questionsPractice the topic "Communication and distress"

Questions last reviewed: 18 October 2026