The offender-victim dyad refers to the races of the people that is the race of the offender and the race of the victim. The offender-victim dyad that is most likely to result in execution is the black offender and the white victim, but generally the members of racial minorities who had a white victim are more likely to get this sentence.
Based on the question, the best answer for this would be:
Cro-Magnon cavemen
These early homosapiens had left what had happened during
the prehistoric periods. Cro Magnon referred to the rock shelter where they
lived near Dorgogne France, these people lived in Europe and northern part of
Africa.
what does that mean sorry I can't speak other languages
It was important because it brought water to the crops