Which of the Following Is the Typical Route for a Constitutional

Which of the following is the typical route for a constitutional amendment?

A) proposal by two-thirds of both houses of Congress, and ratification by three-fourths of the state legislatures
B) proposal by two-thirds of both houses of Congress, and ratification by three-fourths of the state legislatures in special convention
C) proposal by Congress in a national convention called at the request of two-thirds of the states, and ratification by three-fourths of the state legislatures
D) proposal by Congress in a national convention called at the request of two-thirds of the states, and ratification by three-fourths of the state legislatures in special convention
E) proposal by Congress that is then put forward to the public through a referendum