Labor unions were needed for workers rights
Mexican. C. BBC. BBC BBC BBC BBC.
All seem false, but D is the only one I can think of a reason it might be true. As Africa’s has decreased steadily as globalization increased.
It is the "National Labor Relations Board" that acts as a mediator in disputes between unions and employers, since many people on both sides of the dispute often claim that the other side is acting unjustly, especially when it comes to negotiations.