What geographic feature led to the development of separate neighborhoods in ancient Rome?

the answer is a sea

Explanation:

i can comferm this because i do edge so this was my answer.

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the event that was most responsible for ending the great depression is world war 2.

congress also has implied powers, which derive from the necessary and proper clause of the constitution and permit congress "to make all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states.