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ralvaro91 ralvaro91
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6 years ago
Which of the following is NOT offered in the text as an explanation for the origins of human language?
 
  A. Mutations 200,000 years ago gave us more control over mouth and throat muscles.
  B. Humans and our ancestors have always had language.
  C. Human ancestors developed language through involuntary grunts and gestures.
  D. Speech is based on mental reflexes.
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tdun18tdun18
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6 years ago
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ralvaro91 Author
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6 years ago
You make an excellent tutor!
linlinlin
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Yesterday
this is exactly what I needed
einstein
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2 hours ago
Helped a lot
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