Why is philosopher John Locke important to the foundation of the United States of America?

AHis surrender at the Battle of Yorktown marked the end of the American Revolution.
BHe was a military leader from England who helped George Washington train the Continental Army.
CHe was part of the Second Continental Congress and one of the authors of the Declaration of Independence.
DHis ideas regarding a “social contract” between society and government influenced the Founding Fathers.