Question: The Congress of Democratic Trade Unions, is a national trade union centre in Quebec formed on 8 June 1972, and in which form of various variety of a French language spoken in Canada, is this written in, "Centrale des syndicats démocratiques" or CSD?
Sentence (from "Canadian French"): Canadian French (French: "français canadien" ) is the various varieties of a French language spoken in Canada.
Relevant evidence: Yes