Answer:
Xia
first dynasty
formed by yu the great
Shang
System of writing
bronze technology using peice mold casting formed by king cheng tang
Well we know that it is not A or C, Reason: Some states have up to 5m people in it. (For example about 8 live in just new York alone.)
And we also know its not 10 billion. Reason for this: Scientist have proven that there is no more then 8 billion people today.
And so now we got 6.5 billion is the closest, the real number is about 7.5 billion.
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Answer:
regional governments are weak
Explanation:
A unitary style of government is defined as the government that follow highest degree of centralization and central/national government holds all the power.
Regional governments are weak in unitary system and are responsible only to implement the policies made by the central/national government.
Hence, the correct answer is "regional governments are weak".