Question

What constitution article does it belong to?

The judicial Power of the United States, shall be vested in one supreme Court, and in such inferior Courts as the Congress may from time to time ordain and establish. The Judges, both of the supreme and inferior Courts, shall hold their Offices during good Behaviour, and shall, at stated Times, receive for their Services, a Compensation, which shall not be diminished during their Continuance in Office.
1, 2, 3 or 4

Answer 1

this is from article III

Step-by-step explanation:

article I describes the legislature, article II describes the executive, article III describes the judicial, and article IV describes interactions between states and between states and the federal. this is clearly about the judicial, so you can tell it's in article III.