Why were the Articles of Confederation eventually replaced by the Constitution?

What is the primary difference between jefferson’s and madison’s beliefs about the bill of rights? jefferson believed that a bill of rights was unnecessary, while madison believed that it was necessary. madison believed that it was important to have a bill of rights to protect against the majority. jefferson believed that that the federal system would protect rights without a bill of rights. madison disagreed with jefferson’s belief that a bill of rights would protect citizens.