Explanation:

Here is a brief explanation of the articles you mentioned:

- Article 16 (2): This article provides the right to equal opportunity in matters of public employment. It prohibits discrimination in respect of employment or office under the state on the grounds of religion, race, caste, sex, descent, place of birth, or residence.

- Correct Answer

- Article 17 (2): Article 17 addresses the abolition of "untouchability." However, there is no specific sub-clause (2) within Article 17 in the Indian Constitution.

- Article 18 (2): Article 18 deals with the abolition of titles, but it does not have a specific sub-clause (2) for public employment.

- Article 15 (2): This article prohibits discrimination on specific grounds, including religion and caste, but is more concerning with access to public spaces and amenities than employment.