i it was president george
for asking the question!
what was one of the primary results of civilisations settling in river valleys?
(a) the people learned to control flooding.
(b)the culture created a writing system.
(c)the fertile land supported a food surplus.
(d)the rulers adopted a system of divine .
(c)the fertile land supported a food surplus is the correct answer.
as its a common that where there is a fertile land people will reach there to complete their needs like food was the reason that after many other civilisations arose there and so as , civilisations.
hope it !