What Has Been the Most Common Method Used to Amend

What has been the most common method used to amend the U.S. Constitution?

A) a three-fifths vote in both chambers of Congress
B) simple majority of the voters of the United States
C) approval from two-thirds of the state legislatures and the signature of the president
D) voter approval and the ruling of the Supreme Court on its constitutionality
E) two-thirds vote of both chambers of Congress, then ratified by three-fourths of state legislatures