5. The Framers of the US Constitution included the "supremacy clause" in
Article VI that declares that the Constitution and other laws and treaties made by
the national government are the supreme law of the land. This means which of
the following?
A. The National government can't violate the Constitution.
B. The states may do nothing that goes against the US Constitution or federal
law.
C. The states can do as they please.
D. The states are part of the supremacy clause.