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New Topic  
doctorfede doctorfede
wrote...
Posts: 5317
6 years ago
The oldest known stone artifacts are
 
  A. 3 to 5 million years old.
  B. 2 to 2.9 million years old.
  C. less than 1.5 million years old.
  D. from southern Chile.
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wrote...
6 years ago
B
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