The correct answer is C) the Treaty of Paris.
The Mississippi River would be open for trade to both the Americans and the British according to the Treaty of Paris.
The Treaty of Paris of 1783 was signed by the United States and Great Britain to formally end the Revolutionary War in the North American territory.
People from the court of King George III established the negotiations with American colonists such as John Jay and John Adams and agreed on the recognition from the Britsh Crown of the Independence of the 13 colonies. The treaty also opened the navigation in the Mississippi River to American and British citizens and defined the border of the US in the Northwest territory.
The other options of the question were A) the Constitutional Convention. B) the Albany Plan of Union.
