Question

What law recognized the right of workers to join a labor union? A. The Smith Act B. The Wagner Act C. The Keynes Act D. The Fair Labor Standards Act

Answer 1

The Wagner act is also known as the National Labor Standards act.
So your answer is B. The Wagner Act.

Answer 2

What law recognized the right of workers to join a labor union?

B. The Wagner Act

The Wagner Act, also known as the National Labor Relations Act, was a piece of labor legislation passed during Franklin Roosevelt's presidency on July 5, 1935.

The Wagner Act offered legal protection to workers' rights to organize unions, protest against and bargain with employers. It also prohibited any damaging labor practices by employers that prejudiced workers' rights.