Explanation:

- Option 1: Articles 14 and 17

- Article 14 ensures equality before the law.

- Article 17 abolishes untouchability.

- Not primarily involved in the A.K. Gopalan case.

- Option 2: Articles 19 and 21

- Article 19 protects certain freedoms, such as speech and expression.

- Article 21 ensures protection of life and personal liberty.

- This is related to the case, as it deals with personal liberty under preventive detention.

- Correct Answer

- Option 3: Articles 23 and 25

- Article 23 prohibits human trafficking and forced labor.

- Article 25 assures freedom of religion.

- Not relevant to the A.K. Gopalan case.

- Option 4: Articles 23 and 32

- Article 23 prohibits human trafficking and forced labor.

- Article 32 provides remedies for enforcement of fundamental rights.

- Not relevant to the case's primary issue.