Which of the following is necessary to propose a new amendment to the Constitution?

A: approval by a popular vote held in every state
B: approval by two-thirds of the House and Senate
C: approval by three quarters of the House and Senate
D: approval by the legislatures in at least three-fourths of the states

D: approval by the legislatures in at least three-fourths of the states

The correct answer is B: approval by two-thirds of the House and Senate. In order to propose a new amendment to the Constitution, it must be approved by a two-thirds majority in both the House of Representatives and the Senate.