How are all courts except the U. S Supreme Court established

All courts, except the US Supreme Court, established by Congress

According to the article III of the Constitution, the Supreme Court was established, but Congress was given the authority to create lower federal courts whenever they are needed as per requirements. Structure and jurisdiction of the federal court system were established by The Judiciary Act of 1789 which created the position of attorney general.

so the correct answer is congress

Explanation:

hope it helps : )

b. second continental congress