What guarantees protect the freedom of association?

The correct answer emphasizes that individuals have the right to participate in union activities without facing interference or discrimination. This principle is fundamental to labor law, as it safeguards the ability of workers to come together and advocate for their collective interests without fear of retaliation from employers or other entities.

Freedom of association is protected under various labor laws and international conventions, ensuring that people can freely join or form unions and engage in collective bargaining. If interference or discrimination were permissible, it would undermine the very essence of this freedom, creating an environment where workers might feel pressured to abandon their rights to organize.

In contrast, the other provided choices do not directly address the principle of freedom of association. While it is true that there may not be a requirement to engage in union activities, this does not inherently protect the right to associate freely. The idea of engaging in competition pertains more to market interactions rather than labor relations, and mandatory training for union representatives, while potentially beneficial, does not directly relate to the individual rights associated with freedom of association.