Respuesta :
"the right to bargain collectively" would be the best option from the list, since collective bargaining gave the members of the union leverage over their employers in a negotiation.
Answer:
the right to bargain collectively
Explanation:
According to the International Labor Organization (ILO), collective bargaining is the voluntary process that takes place between workers 'associations (usually, although not always, gathered through a union or group of unions) and employers' associations. The associations can be formed at company, sector, regional and / or national level. The purpose of the negotiation is to reach an agreement regarding the labor conditions applicable to the generality of workers in the area in which the negotiation is circumscribed (contract or collective work)