The correct choice is "D", "was the first example of colonial European self-government in northeastern North America."
The Mayflower Compact was the first and main understanding of self-government to be made and authorized in America. On September 16, 1620 the Mayflower, an English ship, with 102 travelers, who called themselves Pilgrims, on board cruised from Plymouth, Britain. They were headed for the New World.