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tammys85 tammys85
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6 years ago
Early attempts were made to train nonhuman primates to __________, but these attempts failed.
 
  a. speak English words
  b. use sign language
  c. speak complex human languages
  d. speak African click languages
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bertyhellbertyhell
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6 years ago
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tammys85 Author
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6 years ago
This calls for a celebration Person Raising Both Hands in Celebration
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Helped a lot
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2 hours ago
You make an excellent tutor!
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