How did flooding rivers contribute to the beginning of farming communities?
A.
They irrigated the crops when they overflowed.
B.
They created a marshy environment good for planting.
C.
They provided water and stayed within their banks.
D.
They left rich soil when floodwaters receded.
I think it is B.
5 answers
or c?
Nope. Neither B or C is correct.
its d
ya i think its d
Then what is the answer??? I'm having trouble with this!