The articles of confederation reflected the principle of federalism because it
a. divided power between state and national governments
b. mandated a new constitution for the state governments
c. allowed the national government to abolish the states
d. required states to obtain permission to pass any laws

what are local authorities doing to fix the problem

explanation:

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."