As a Green Branch Coffee HR Manager, it is your responsibility to advise your organization on unions and labor relations. Employees at Green Branch Coffee are considering becoming unionized. Therefore, it is important that the shop managers at Green Branch understand the key U.S. labor law, the National Labor Relations Act (NLRA). Please respond to the following questions: What are the historical foundations of the National Labor Relations Act (NLRA)? Describe a real-world example of how the NLRA guides the activities of unions and employers. What is the role of the National Labor Relations Board (NLRB), and how would someone file a claim with the NLRB?