How do you think that the pharaoh was able to maintain his absolute power?

 Through the power that he had over others, the ability to inflict fear amongst their subjects using Gods, and other old traditions.  I hope this helps it's just what I see.

Explanation:

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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b)

it created free trade throughout the colonial territories.