Which of the Following Is NOT Considered to Be Well-Accepted

Which of the following is NOT considered to be well-accepted evidence related to human evolution?

A) Several species of Australopithecus and Paranthropus are known from early hominid fossils. They were herbivores and walked upright. Their fossils are only found in Africa.
B) Only a single species of the genus Homo became prominent in Africa and appeared to have made a change from a primarily herbivorous diet to a carnivorous diet.
C) Fossils of Homo erectus are found throughout Africa, Europe, and Asia, but not in Australia or the Americas.
D) Based on fossil evidence it appears that the climate of Africa was becoming drier during the time that hominid evolution was occurring.