Which is george mason's greatest contribution to the united states?
a. leading the support for the bill of rights
b. convincing states to ratify the u. s. constitution
c. writing most of the u. s. constitution
d. proposing the compromise that led to the u. s. constitu

George Mason's greatest contribution to the United States was leading the support for the Bill of Rights. So the correct option in regards to the given question is option "a". George Mason was born on 11th December 1725 and died on 7th October in the year 1792. He was considered as not only a great American patriot and a states man, but was also a delegate representing the state of Virginia to the United States Constitutional Convention. George Mason is also considered the Father of United States Bill of Rights in the country of United States of America. Mason did not like slavery at all and so was against it.