The Anti-Federalists believed the greatest threat to liberty was . A.
a Constitution that did not contain a Bill of Rights
B.
too much power in the hands of the national government
C.
giving executive power to only one individual in the office of president
D.
a federal system that gave power to both state and national governments

A. a constitution that didn't contain a bill of rights

Explanation:

The Anti-Federalists opposed the ratification of the 1787 U.S. Constitution because they feared that the new national government would be too powerful and thus threaten individual liberties, given the absence of a bill of rights.

answer; /// the above statement is (true);