Guilds were associations of people from the same industry: artisans and merchants who controlled their field, that is controlled what and how the services could be. They controlled the tools and the procedure of production and services.
The correct answer is:
controlled how their industry operated
- called the n-word
- not being seen as worthy enough to be in the war and only being used a workers
- being payed lower than their white counterparts
- not being able to fight alongside white men but segregated