Correct Option (B)
The 42nd Amendment Act of 1976 introduced Article 43A into the Directive Principles of State Policy (DPSP). This article mandates the State to take steps, through suitable legislation or in any other way, to secure the participation of workers in the management of undertakings, establishments, or other organizations engaged in any industry.
Incorrect Options:
A) Equal pay for equal work for both men and women is enshrined in Article 39(d) of the Constitution. This principle was part of the original DPSP and was not added by the 42nd Amendment.
C) The Right to work, education, and public assistance is provided under Article 41 of the Constitution. This article was also part of the original DPSP and was not introduced by the 42nd Amendment.
D) Securing a living wage and human conditions of work to workers is addressed by Article 43 of the Constitution. This provision was present in the original DPSP and was not added by the 42nd Amendment.