I believe the answer is: B. both avoided centralizing political power in the hands of one person
Both ancient greek and roman republic was among the first civilizations which adopt a democratic value in their system of government.
They allow the citizens to vote for their own government representatives, which provide them with the power to remove the officials who they believe is creating bad situations for their nations.
Answer:
D. Unified and prosperous
Explanation:
There is strength in unity.
So with this equation, you have to work inside out with the parentheses. Firstly, solve 3+4: ![\{30-[12-7+2]*2\}-15](https://tex.z-dn.net/?f=%20%5C%7B30-%5B12-7%2B2%5D%2A2%5C%7D-15%20)
Next, solve 12 - 7 + 2: 
Next, solve 7 x 2, then 30 - that product: 
Lastly, solve 16 - 15, and your answer will be 1.