In addition to dividing power into three branches, the writers were careful to add checks and balances to the Constitution. Each branch of government has some limits placed on it by another branch. For example, Congress--the legislative branch-- makes all laws.
what question was it? you have multiple questions
The answer is a they lived in region 1
The Revolutionary War with Britain after British colonists were already in the US, sent by the British. Basically, they were being taxed on stuff like Molasses and Tea. They didn't want taxation from a country in which they had no representation in government. This was the reason for the Boston Tea Party. Then of course they formed their own independent country once they were free from Britain.
A. sounds the most reasonable.
