Step 1: Understand the question's focus.
The question asks for the article that specifically protects the rights of minorities, which are grouped under "Cultural and Educational Rights" in the Constitution.
Step 2: Analyze the function of each Article.
Article 15: Prohibits discrimination on grounds of religion, race, caste, sex or place of birth. It is a general right of equality.
Article 17: Abolishes Untouchability.
Article 32: Provides the Right to Constitutional Remedies, allowing citizens to approach the Supreme Court for the enforcement of fundamental rights.
Article 29: Titled "Protection of interests of minorities," this article explicitly states that any section of citizens residing in India having a distinct language, script or culture of its own shall have the right to conserve the same. It also prohibits denial of admission into state-funded educational institutions on grounds of religion, race, caste, or language.
Step 3: Conclude the correct answer.
Article 29, along with Article 30 (Right of minorities to establish and administer educational institutions), directly provides for the protection of minority rights.