Which of these was a goal of unions?
a. no changes in working conditions
b. better pay
c. the hiring of strikebreakers
d. fewer workers

B. Better pay

Explanation:

A union is an association made up of workers in defense and promotion of their labor interests, before the employer with whom they are contractually related, the employers' chambers, or the State. The union concept allows to identify a group of working people that develops to defend the financial, professional and social interests linked to the tasks carried out by those who compose it.

answer: (fluidity)is the correct answer.

explanation: because of this characteristic, success on the battlefield depends in large part on the ability to adapt to proactively change events to our advantage as well as to react quickly to constantly changing conditions