Practice question

According to the meteorological briefing, the sentence is: 'The wind is strong AND the runway is wet.' What is the negation of this sentence?

  1. The wind is not strong OR the runway is not wet
  2. The wind is not strong AND the runway is not wet
  3. If the wind is strong, then the runway is dry
  4. Neither wind nor wetness can ever occur together

Answer: A — The wind is not strong OR the runway is not wet

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