How did the geography of the Nile River valley lead to the growth of a civilization there?Please answer this, I really do need it for a quiz of mines up-coming.

answer; (you have the right of way);

all of them lol cause theres no map

the answer would be c. sediment buildup on continental slope

                                                                                -hope this -

permafrost layer, it exists beneath a layer of soil, rock or sediment.