Which of the Following Statements About the Appearance of H

Which of the following statements about the appearance of H. habilis is true?

A) H. habilis shows evidence of a shift from an arboreal to an open-grassland environment.
B) H. habilis was relatively small in stature compared to H. erectus.
C) H. habilis represents a gradual shift away from predation to vegetarianism.
D) H. habilis demonstrates the adaptive advantage of sedentism.
E) H. habilis evolved from Paranthropus boisei, the hyperrobust australopith.