Step 1: Understanding the Concept:
This question tests knowledge of the specific provisions of the Indian Constitution, particularly those related to citizenship (Part II, Articles 5-11).
Step 2: Detailed Explanation:
Let's briefly look at the relevant articles on citizenship:
Article 5: Deals with citizenship at the commencement of the Constitution. (Option 4)
Article 6: Deals with the rights of citizenship of certain persons who have migrated to India from Pakistan. (Option 1)
Article 8: Deals with the rights of citizenship of certain persons of Indian origin residing outside India. (Option 2)
Article 9: Explicitly states that "No person shall be a citizen of India by virtue of article 5, or be deemed to be a citizen of India by virtue of article 6 or article 8, if he has voluntarily acquired the citizenship of any foreign State." This article establishes the principle that Indian citizenship is lost upon the acquisition of a foreign citizenship.
Step 3: Final Answer:
Article 9 of the Indian Constitution deals with persons who voluntarily acquire foreign citizenship, stating they shall cease to be Indian citizens.