Answer:
Having a central government
Explanation:
The ability to tax and spend through a centralized goverment
The answer is strong banking system but it’s not there
3/4 = 38 states that is needed to pass constitutional amendment
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(Sorry meant to answer this last night, my WiFi is horrible) It is C, Persia attacked after Athens assisted a Greek rebellion. Athens pushed Persia back into Asia in three wars, and then rebuilt the city and entered the golden age.