Which of the following is a goal of labor unions?

Labor unions aim to improve working conditions and protect workers' rights, which is foundational to their existence. They work to negotiate better wages, benefits, and safety standards for their members. By organizing workers collectively, unions give them a stronger voice in discussions with employers, allowing for more effective advocacy for their needs and concerns.

The focus of labor unions on enhancing the working environment and ensuring fair treatment stems from the historical context of labor struggles, where workers often faced exploitation and unsafe conditions. Therefore, their primary objective is to safeguard the rights and welfare of employees in various industries, making option B not only correct but essential to the mission of labor unions.