Paleontologists State That Homo Ergaster Was Fully Committed to Terrestrial

Multiple Choice

Paleontologists state that Homo ergaster was fully committed to terrestrial life because

A) the teeth of Homo ergaster show evidence of meat eating.
B) sexual dimorphism is reduced in this species.
C) Homo ergaster had the same body proportions as people who live in tropical savannas today.
D) their brain size is larger than the brains of other hominins.