Which statement is accurate about Homo erectus and Homo ergaster?
A. H. erectus and H. ergaster are identical, except that H. erectus had tools and fire, and H. ergaster did not.
B. H. erectus essentially looks like a modern human, while H. ergaster is very apelike.
C. H. erectus evolved into H. ergaster and was supplanted by H. ergaster.
D. H. erectus walked upright, while H. ergaster still walked on all fours.
E. The fossils look very similar, but H. erectus is an Asian form and H. ergaster is the African form.
Answer: E
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