Answer:
Section 1 of Article III of US constitution gives the power to establish lower courts to the Congress.
Explanation:
Further, Article III talks about the judicial power being vested with Supreme court, other inferior courts as established by the Congress, the due judicial jurisdiction in the cases involving USA and other special offices of the Government, what all and who all would come under Treason against United States.
In short, the Article 3 deals with judicial powers and its supremacy.
