Scribes were extremely important in Sumerian society since they were needed to transcribe everything that was written, because this was before the time of the printing press (which made duplication of such documents are easier).
Answer:
for which question??????
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Because there needed to be legislation to rule the new country with. The Constitution was not yet written, and this was what was there instead. After the Articles of Confederation failed, the Constitution was instituted and enforced.