Final answer:
B. George Washington was the most influential person to the formation of our nation due to his leadership in the American Revolution and his role in establishing the United States as an independent nation.
Step-by-step explanation:
Out of the time periods studied this semester, the most influential person to the formation of our nation would be B. George Washington.
As the leader of the American Revolution, Washington played a crucial role in leading the Continental Army to victory against the British. His leadership and strategic decisions were instrumental in establishing the United States as an independent nation. Furthermore, his willingness to step down from power after serving as the first president set a precedent for peaceful transfer of power, which is a cornerstone of American democracy.