The correct answer to the question: The Supremacy Clause of the U.S Constitution has supported the:___,would be: it established the supremacy of federal law and the federal government over any conflicting state laws, especially in matters of interstate commerce and international policy.
Explanation:
The Supremacy Clause which is Article 6, Clause 2 of the U.S Constitution, is a law established in this document as a replacement for Article XIII of the Articles of Confederation. Through this Clause, the Constitution made clear that all federal laws, and all federal decisions, especially on matters of interstate commerce and international policies, superseded those of independent states and thus ended conflict that had been present before it on these regards. This Clause in the end positioned the federal government and its three branches above state governments.