Choosing a career,,training
Answer:
<em>For a proposal it requires the approval of two-thirds of the two houses of Congress. For a ratification it is necessary a convention called by three-fourths of all state legislatures.</em>
Explanation:
There are two types of amendments that can be made in the United States Constitution, the informal and formal.
The rules for the Formal method is in Article V, the process is divided in two-stage: proposal and ratification. For a proposal it requires the approval of two-thirds of the two houses of Congress. For a ratification it is necessary a convention called by three-fourths of all state legislatures.
“The Congress, whenever two thirds of both Houses shall deem it necessary, shall propose Amendments to this Constitution, or, on the Application of the Legislatures of two thirds of the several States, shall call a Convention for proposing Amendments, which, in either Case, shall be valid to all Intents and Purposes, as Part of this Constitution, when ratified by the Legislatures of three fourths of the several States, or by Conventions in three fourths thereof, as the one or the other Mode of Ratification may be proposed by the Congress […].”(Article V).
Oligarchy comes from the greek word "oligos" which means " a few" and the word "archos" which means "to Govern", so it is a government system where all the power is gathered by a small group of people, usually richest families in the city or country, it isn´t seen as an open democracy because not only they run the destinities of the country but also develop and create the rules, the law, and manage all the system. Back then we also could find that power in the hands of the oldest men in the country who controlled everything and had a lot of economic power.