Under which of the following Articles of the Constitution of India, has the Supreme Court of India placed the Right to Privacy?

In the landmark Justice K.S. Puttaswamy (Retd.) vs. Union of India (2017) judgment, a nine-judge Constitution Bench of the Supreme Court unanimously held that the Right to Privacy is a fundamental right protected as an intrinsic part of the right to life and personal liberty under Article 21 of the Constitution, and also as part of the freedoms guaranteed by Part III. The principal anchor is Article 21.