The correct answer is 23 December1986. Explanation & Key Takeaways: • The Child and Adolescent Labour (Prohibition and Regulation) Act, 1986 is a Law enacted on 23 December 1986 by the Parliament of India and Ministry of Labour and Employment. • An Act to prohibit the engagement of children in certain employments and to regulate the conditions of work of children in certain other employments. • Objectives of the Act: • ban the employment of children. • lay down a procedure to decide modifications to the Schedule of banned occupations or processes • regulate the conditions of work of children in employments where they are not, prohibited from working • lay down enhanced penalties for employment of children in violation of the provisions of this Act, and other Acts which forbid the employment of children. • to obtain uniformity in the definition of "child" in the related laws. • According to the Act, "child" means a person who has not completed his fourteenth year of age.