Why did the framers of the Constitution not originally have a Bill of Rights in the document?

Group of answer choices

They believed it was unnecessary since most state constitutions already protected citizens from such violations.

Antifederalists did not support a Bill of Rights being in the Constitution.

No one at the Constitutional Convention thought to add such things.

They wanted to give the new government all of the power it would need to overcome the problems of the Articles of Confederation.