How did unions, strikes, and boycotts advance the interests of workers in america

Workers gained their voice through the use of unions. Through unions, they also inherited vital tools such as boycotts and strikes which gave them immense leverage while negotiating with industry leaders and employers for better wages, job protection, retirement benefits, and better work conditions.

Explanation:

Boycotts and strikes were possible even in the absence of unions. The unions not only provided for the legitimization of the rights of the workers to strike but provided coordination and better management which resulted in these efforts becoming collective thus increasing their potential in terms of the leverage they generated during negotiations.

answer; (d) none of the above;

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.