The answers b, another name for Columbus Day. Not 100% but yeah
I am not completely sure about this question but I think that they came from Asia to the America's. I hope this helps you :)
Thomas Edison created the lightbulb.
The National Consumer's League is an American organization that advocates for consumers on marketplace and workplace issues. As on of the things they do is to promote safer and secure workspace, I think they might have been protesting about factory's clean workplace.
