During the Early 1900s in Canada, Which of the Following

During the early 1900s in Canada, which of the following were occurring?

A) Skilled craftworkers in Ontario were eager to begin working in large factories.
B) Employers did not want to hire immigrants from Europe and China for jobs in mining and railway-building because they thought they would join unions.
C) Dangerous working conditions in mining in western Canada led to several socialists being elected as provincial politicians.
D) Laws were being passed so that women were paid the same as men for similar work.