The Knights of Labor believed in which of the following concepts? Responses limiting membership to high skilled, white-collar occupations limiting membership to high skilled, white-collar occupations creating a union meant for White, male, native-born workers creating a union meant for White, male, native-born workers only using peaceful, diplomatic methods to lobby for their goals only using peaceful, diplomatic methods to lobby for their goals having "one big union" with a widespread membership having "one big union" with a widespread membership