What are the two sets of requirements for each process of amendments?

Congress must call a convention for proposing amendments upon application of the legislatures of two-thirds of the states. Amendments proposed by Congress or convention become valid only when ratified by the legislatures of, or conventions in, three-fourths of the states.

Explanation: Change it up a bit.

crop rotation kepy different plants in the soil instead of once constintly. when switching out plants you have different nutrients being absorbed at different speeds and different roots growing differently therfore the spoil and water flow have to adapt and carry fresh nutrients to carry the constant changes that were going on in the soil.

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