Cro-magnon refers to the skulls and partial skeletals which belong to the males and females form ancient times. We obtain many information from the cro-magnon because from its size we can determine the size of early humans' brain and predict their level of intelligence.
The question is asking to states and complete the said question or phrase in the problem, and base on my research, I would say the most of the evidence we have about early humans comes from, the artifacts and remains of the body of the ancient human civilization or our early ancestors. I hope you are satisfied with my answer and feel free to ask for more