Using the Comparative Approach, Researchers Have Found That

Using the comparative approach, researchers have found that

A) human speech evolved much earlier in our evolutionary history than the technical hypothesis suggests.
B) the FOXP2 gene is only found in close relatives to humans and was therefore critical for the evolution of human speech.
C) the human variant of the FOXP2 gene was shared by Neanderthals, suggesting that speech arose more recently.
D) the FOXP2 gene originated in the distant past in an ancestor of many modern species, and thus is unrelated to human capacity for language.

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