What was one reason the Anti-Federalists opposed ratification of the U. S. Constitution?
A.
They believed the federal government needed a strong executive branch.
B.
They believed the federal government would have too much power over the states.
C.
They believed the United States would have a weak government without a bill of rights.
D.
They believed the United States needed a national court system.

B. They believed the federal government would have too much power over the states.

Explanation:

Federalism is the central government, so by being an anti-federalist they would be against it rather than for it. Anti-federalists feared the central government would have too much power and they would fall back into the situation with Britain. Therefor the federalists changed the constitution so they would agree.

would not cooperate with each other voluntarily.