A reader of the article suggested that the author included the section "Controversy: Militants and founders" in order to explain the controversial origins of Labor Day. Is this accurate? Which line from the article supports your answer? a No; Socialist unions supported a day of demonstrations, street protests and even violence. b Yes; In the U. S., it was picnics, rather than street protests, that won the day in the end. c No; There is also a dispute over who suggested the idea of Labor Day, though this will likely never be known. d Yes; The earliest history from the mid-1930s credits Peter J. McGuire, who founded the New York City Brotherhood of Carpenters and Joiners, a union.