Why Is There Disagreement on the Classification of Many Fossils

Multiple Choice

Why is there disagreement on the classification of many fossils dating to between 500,000 and 200,000 years ago?

A) Many fossils from this period have a mix of H. erectus and H. sapiens traits.
B) There are no H. erectus fossils from this period in Europe, but they are present in Africa.
C) The H. erectus fossils seem to disappear very suddenly around 300,000 years ago.
D) Many paleoanthropologists place the origins of H. sapiens much earlier than 500,000 years ago.