Final answer:
The Treaty of Paris in 1783 granted the American colonies their full independence and marked the end of the American Revolution.
Step-by-step explanation:
The Treaty of Paris in 1783 resulted in the American colonies gaining their full independence (c). This treaty officially ended the American Revolution and recognized the United States as a sovereign nation. It established the boundaries of the new nation, with the Mississippi River as the western border, the Atlantic Ocean as the eastern border, Canada as the northern border, and Florida as the southern border.