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LL06 LL06
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6 years ago
The percentage of the human population lost to war today has decreased since the time of the huntergatherers. One possible reason is that between-group violence has been reduced by ____.
 
  a. increasing economic dependencies among nations
  b. evolutionary genetic changes
  c. lower testosterone levels among males
  d. changes in child-rearing practices and values
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wrote...
6 years ago
ANSWER:
a
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