Final answer:
An employer who pays an employee's union dues is providing additional noncash compensation, not a tax deduction for the employee, political activism, or gaining representation in the union.
Step-by-step explanation:
When an employer pays the employee's union dues, it can be considered as additional noncash compensation. The union dues paid by the employer on behalf of the employee are not a tax deduction for the employee because they do not reduce the individual's taxable income directly. Also, such payments are not political activism; they are merely an expense related to the employment of a worker. The employer does not gain representation in the union because dues are a condition of the employment relationship, not a means to influence union policy or governance.
Union dues sustain the union's ability to negotiate on behalf of the employees for better work conditions, wages, and benefits. However, unless these dues are deducted from the employee's salary, which then may qualify as a pre-tax deduction reducing taxable income, their direct payment by the employer is typically considered a form of compensation to the worker.