Answer:
Quebec, Nova Scotia, and Newfoundland did not join in the Revolution, although factions within each supported it. Because Britain wanted to become less involved in the government of their colonies, because it was very time-consuming and expensive. It was time for the colonies to become more independent.
Hope this Helps if not then im Sorry...
In general, yes, the Sumerians had an advanced economy relative to their time and place, since they were the only ones in the region using advanced technology in agricultural practices.
Actually every single one is correct, A<B<C they all are factors in the decline of Sumer.