The fact that the Inuit cut meat by holding it bet...

Câu hỏi: The fact that the Inuit cut meat by holding it between their teeth is significant because _____________.

A the relationship between handedness and scratches on fossil human teeth can be verified 

B it emphasizes the differences between contemporary humans and their ancestors

C the scratch patterns produced by stone knives vary significantly from patterns produced by modern knives

D  it demonstrates that ancient humans were not skilled at using tools