Article v of the constitution outlines two methods for introducing and ratifying an amendment. the first way to amend the constitution is for congress to pass the amendment by a two thirds vote. the second way to amend the constitution is described by which of the following?

a. two thirds of the states can propose an amendment.

b. the president can propose an amendment.

c. the supreme court can propose an amendment.

d. citizens can petition to propose an amendment.