Labor unions tried to get better working conditions for workers by

O promising to work longer hours.

O setting up an apprentice system.

negotiating with employers,

promising to train workers.

Option: Negotiating with employers.

Explanation:

Labour unions form by the workers to solve the problems of the factory workers. During the late 18th century the condition of factories workers became worse. They forced to work for long hours in low wages. The working condition was terrible. The labour unions tried to solve the problems the workers by fighting for better working conditions, reduction of working hours, and wages. Unions negotiated factory owners to solve the problem related to wages and working conditions. The unions also helped in maintaining a better connection between the employee and the worker.

either b) they were often feared and despised by other native cultures. or

c) their obsession allowed them to coexist with many other native cultures because of their peaceful nature.

d) he bring down boss tweed and tammany hall.