What was the federalists’ argument for not adding a separate bill of rights to the constitution?
a) it might be used later to limit rights that weren’t originally listed.
b) it was unnecessary because everyone had been granted basic freedoms.
c) it was unnecessary because the new government needed unlimited power.
d) it might be used later to free enslaved people in the west.

A) It might be used later to limit rights that weren’t originally listed.

Explanation:

The Constitution of the United States is the supreme law of the United States of America. It was adopted in its original form on September 17, 1787 by the Constitutional Convention of Philadelphia (Pennsylvania) and then ratified by the people in conventions in each state in the name of "We the People." The Constitution has a central place in American law and political culture The Constitution of the United States is the oldest federal constitution currently in force in the world.

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i hope this your understandings.