In which of the following articles, “Equality of opportunity in matters of public employment” is mentioned?

Correct option is C

The right to equality of opportunity in matters of public employment is mentioned in (c) Article 16 of the Indian Constitution.
Article 16 of the Indian Constitution guarantees equality of opportunity in matters of public employment. It states that no citizen can be discriminated against or be ineligible for any employment or office under the State on grounds of religion, race, caste, sex, descent, place of birth, residence, or any of them.
• Article 14 guarantees equality before the law and equal protection of the laws. It prohibits discrimination on grounds of religion, race, caste, sex, place of birth, or any of them.
• Article 15 prohibits discrimination on grounds of religion, race, caste, sex, place of birth, or any of them in matters of public employment, admission to educational institutions, and the use of public facilities.
• Article 17 abolishes the practice of untouchability.