Of the Following Features Belonging to Australopithecus Afarensis,which Is Evidence

Multiple Choice

Of the following features belonging to Australopithecus afarensis,which is evidence of its adaptation to bipedal locomotion?

A) the position of its foramen magnum underneath the skull
B) the development of an opposable thumb
C) the presence of crude stone tools
D) its cranial capacity
E) its relatively large grinding surfaces on the back teeth, compared to earlier primate fossils