Of these options, "<span>Better technology allows easier access to water supplies" is the best answer. Things like canals and waterways greatly increase the number of people who are able to live and farm on dryer land. </span>
The largest group was the black voters
Assuming that you meant first, George Washington
Blue dots mean roman empire
And red dots means byzantine empire
https://docs.google.com/drawings/d/1nraBYupmTtl1_hpDHcdwelK56_Ba-Tki3ZvPdEEexE0/edit