C. Wagner Act
The "Wagner Act" (so-called after its Senate sponsor) was officially the National Labor Relations Act of 1935.
The five unfair labor practices listed in the Wagner Act and prohibited by it are:
1. Interfering with the rights of employees, including freedom of association and the freedom to join labor organizations.
2. Attempting to dominate or interfere with the formation or administration of any labor organization.
3. Discriminating in hiring or tenure of employment because of membership in a labor union.
4. Discriminating against employees who file charges or testify.(
5. Refusing to engage in collective bargaining with those serving as representatives of the labor force.