four-year universities greatly varies.
Answer:
The Constitution
Explanation:
The Constitution of the United States established America's national government and fundamental laws, and guaranteed certain basic rights for its citizens. It was signed on September 17, 1787, by delegates to the Constitutional Convention in Philadelphia.
Amendments can and have been carried against the government.
An amendment is like a change in a document... for example the 10 amendments of the US. They are like additions to legal documents.