Why Did the Framers of the Constitution, Such as James

Why did the Framers of the Constitution, such as James Madison, believe that a Bill of Rights to guarantee individual rights was unnecessary at the federal level?

A) Madison believed that citizens should have faith and trust in their federal government without requiring a legal document.
B) Madison believed that if the federal government wanted to violate rights it could certainly do so with or without a Bill of Rights.
C) Madison believed that the federal government had only the powers it was explicitly given so it had no power to infringe on rights in the first place, but should leave the protection of individual rights to the states.
D) Madison believed that the federal government had no power to enforce such a Bill of Rights.
E) Madison believed that the new Supreme Court would invalidate the Bill of Rights.