H.antecessor,a 780,000-Year-Old Hominin Found in Spain's Atapuerca Mountains

H.antecessor,a 780,000-year-old hominin found in Spain's Atapuerca Mountains,

A) is the possible common ancestor of the Neandertals and anatomically modern humans.
B) has shocked the scientific community, because these fossils show a very small brain despite evidence of the people having sophisticated stone technologies.
C) provides conclusive evidence for the usefulness of population genetics.
D) had a brain capacity greater than H. habilis but smaller than Au. robustus.
E) was misrepresented in the scientific literature because its discovery occurred during a time when there was no framework for understanding evolution.