【单选题】Human' s Hands Archaeological records--paintings, drawings, and drawings of humans engaged in activities involving the use of hands--indicate that humans have been predominantly right - handed for mor...
A.
Human ancestors became predominantly right- handed when they began to use tools.
B.
It is difficult to interpret the significance of anthropological evidence concerning tool use.
C.
Human and their ancestors have been predominantly right - handed for over a million years.
D.
Human ancestors were more skilled at using both hands than modern humans.