The first farming settlements in China developed "along the rivers," since the rivers provided crucial irrigation for crops, which allowed for richer, more plentiful harvests.
I would suggest posting this again :)
The question is asking to state the predator that is typically found in Central Africa and slays its opponent through a rapid application of venomous strike, in my own research, the possible answer would be the Black Mamba. I hope you are satisfied with my answer and feel free to ask for more
A. American-Soviet competition for military dominance
The greatest change in the West that was brought about by railroad expansion was a drastically increased population size, since people could now claim land and travel far more easily.