What was the result of the development of labor unions in the United States?

Question 4 options:

Disregard for unity between business management and workers

The elimination of capitalism in America

Wars between rival labor unions

Greater awareness for the need of better unity between all employee levels in a business

The correct answer should be Greater awareness for the need of better unity between all employee levels in a business

Sure, there were fights between unions but the unions themselves all shared the idea that the working conditions of workers need to be improved which included higher safety at work or higher minimum wages or fewer working hours or similar things.