The ancient city of Harappa was considered to be advanced during its time due to multiple characteristics such as: the sheer size of the city (known today as urban); a large network of trade/commerce/transport technology and economy; accuracy of their measurement systems for length and mass; their use of measurements in architectural design, sewerage and drainage systems; innovative metallurgy techniques and manipulation of precious metals (lead, tin, bronze, copper).
It is usually accepted that Mesopotamia is the earliest knows civilization.
The Sumers were the first empire in the history, in Mesopotamia, but there was a civilization in Mesopotamia before them.
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Capitalism is not a system of government, but an economical system - so it can't be the correct answer.
The correct answer is" republic" - in a republic people don't exercise their power directly, but choose representatives and this is the case in the US (the representatives are for example the Congress and the President)
It depends on the time era. In Ancient Rome, they had lack of sewers and sanitation.
All people who want to drive have to be shown responsible for what they do while driving, they need to proven to be careful and drive safely... what answers are you looking for?
