[quote="ugimba"] A Harvard anthropologist has proposed thatusing fire to cook food could be dated back to almost two million years and that it could explain hominid features like having a large brain and small teeth.
A. using fire to cook food could be dated back to almost two million years and that it could explain hominid features like having
B. the use of fire to cook food could date back almost two million years and could explain such hominid features as
C. cooking food with fire could date
...
A. using fire to cook food could be dated back to almost two million years and that it could explain hominid features like having
B. the use of fire to cook food could date back almost two million years and could explain such hominid features as
C. cooking food with fire could date
...
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