The option that describes a change in the labor movement after the wat is B.
The AFL merged with the CIO.
The American Federation of Labor and Congress of Industrial Organizations (AFL-CIO) constitutes the largest federation of unions in the United States. It encompasses fifty-five national and international unions, which represent more than 12 million active and retired workers. The AFL-CIO engages in substantial political spending and activism, generally to support Democrats and liberal or progressive policies.
Elected officials who are sent to a government seat to do the will of the people from their designated districts are called "representatives", since the "represent" the people who elected them.