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riveraes riveraes
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6 years ago
The combustion of ________ has added great quantities of carbon dioxide to the atmosphere.
 
  A) oxygen
  B) wood
  C) fossil fuels
  D) paper
  E) none of the above
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srw23557srw23557
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6 years ago
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riveraes Author
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6 years ago
Good timing, thanks!
julymontalvo
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Yesterday
This helped my grade so much Perfect
Starfiew
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2 hours ago
Just got PERFECT on my quiz
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