The Magna Carta
The Magna Carta, or "Great Charter," affirmed that everyone is subject to the law -- even the king. It was an agreement between King John and the nobility in 1215, but its listing of rights provided instrumental founding principles for the wider establishment of rights for all citizens in the centuries following -- including the rights guaranteed in the Constitution of the United States.
Answer:
c it was about colonists not wanting to be taxed without a say/representation
This plan is known as the Open Door Policy.
This idea was introduced by Secretary of State John Hays in 1899. The goal of this plan was to ensure that all nations had the ability to trade with China. Even though this plan referred to the ability of all nations to trade with China, the real reason behind its development was the fear of the US government being blocked out of trading with China by European countries.