The Constitution of the State of Washington contains how many articles? A) 10
b) 18
C) 24
D) 32

answer; i believe that the correct answer is (c) arctic tundra;

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."