Correct Answer:
B. Article 175
The Federal Constitutional Court is formed by amending Article 175 of the Constitution of Pakistan.
Key Architectural Changes
- Structural Insertion: Clause (1) of Article 175 was specifically amended to formally establish the "Federal Constitutional Court of Pakistan" as a distinct court alongside the Supreme Court and High Courts.
- Jurisdictional Transfer: Following this structural overhaul, the constitutional and suo motu powers previously held by the Supreme Court under Article 184 were omitted and transferred over to this newly created court.