Which of the Following Statements About the So-Called "Black Skull

Which of the following statements about the so-called "black skull" is NOT true?

A) The skull shows evidence of cold-weather adaptations.
B) The skull has a sagittal crest.
C) The skull combines relatively small overall size with large chewing dentition.
D) Some scientists categorize the skull as belonging to a very early hyperrobust australopithecine.
E) Some scientists assign the black skull its own species, Au.aethiopicus.