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Doc.Blade Doc.Blade
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6 years ago
The presence of very large molars and a sagittal crest on top of the skull is evidence of
 
  A. adaptation to cold climates.
  B. the earliest use of domesticated plants.
  C. humanlike brain organization.
  D. a dramatic increase in hunting activity.
  E. adaptation to a diet based on tough, fibrous, and gritty vegetation.
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6 years ago
E
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