What caused the natural separation of city-states?
A. Water
B. Trees
C. Mountains

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.

age 7 i learned how to ride a bike and skinned my knee

age 10 went on my first vacation to the beach

age 12 got in a car accident with my mom she got whiplash

age 14 i got my first pet and named it ripley

age 16 i got my my first car and it was blue

age 17 got my first job at target

explanation: