text: held by secret ballot, the free expression of the will of the voters is completely guaranteed. 133. The Constitution of India guarantees equality of opportunity to all citizens in the public services. The question of employment deserves special mention here. Article 16 of the Constitution guarantees the funda ­ mental rights of equality of opportunity to all citizens in matters relating to employment or appointment to any office under the State. It prohibits discrimination on the grounds of religion, race, caste, sex, place of birth or any of them. Article 16 provides: (1) There shall be equality of opportunity for all citizens in mat­ ters relating to employment or appointment to any office under the State. (2) No citizen shall, on grounds only of religion, race, caste, sex, descent, place of birth, residence or any of them, be ineligible for, or discriminated against in respect of any employment or office under the State.(3) Nothing in this article shall prevent Parliament from making any law prescribing, in regard to a class or classes of employment or appointment to an office under the Government, or any local or other authority within a State or Union territory, any requirement as to residence within that State or Union territory prior to such em­ ployment or appointment. (4) Nothing in this article shall prevent the State from making any provision for the reservation of appointments or posts in favour of any backward class of citizen which, in the opinion of the State, is not adequately represented in the services under the State, (5) Nothing in this article shall affect the operation of any law which provides that the incumbent of an office in connection with the affairs of any religious or denominational institution or any member of the governing body thereof shall be a person professing a 
analysis: The text discusses the guarantees of equality of opportunity in employment and appointment to offices under the State, as enshrined in Article 16 of the Constitution of India. It highlights the prohibition of discrimination based on various grounds, including religion, race, caste, sex, and place of birth. The article also mentions the provision for reservation of appointments or posts in favor of backward classes. These provisions suggest that the category related to employment and human rights is the most fitting.