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Refer to figure.
In accordance with ICAO, which one of the given symbols shows a group of unlighted obstacles?

Refer to figure.
According to ICAO Annex 4 - Aeronautical Charts:

  • Symbol A → Lighted obstacle
  • Symbol B → Lighted group obstacles
  • Symbol C → Group obstacles (not lighted)
  • Symbol D → Obstacle (not lighted)

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