Consider the following pairs regarding the constitutional and legal framework governing reservation and scheduled caste status in India:

Pairs

1. Article 341 — Empowers the President to specify Scheduled Castes through a public notification, and Parliament to modify such list by law
2. Article 16(4) — Enables the State to make provisions for reservation in appointments for any backward class of citizens not adequately represented in services
3. Constitution (Scheduled Castes) Order, 1950, Paragraph 3 — Restricts SC status to persons professing Hinduism, Sikhism, or Buddhism, excluding those professing Islam or Christianity