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  • World History and Ancient Civilizations Quiz
  • Which scientist proved that coal and petroleum can be natural...
Multiple choice general knowledge history

Which scientist proved that coal and petroleum can be naturally prepared in a span of just 15 days?

  1. Stephen Hawking

  2. David McAdams

  3. Robert Gentry

  4. Jamal Al Hussein

Reveal answer Fill a bubble to check yourself
C Correct answer

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