Which ratifies a proposed amendment to the Constitution? the House the Senate the state legislatures the Supreme Court'

State Legislatures

Explanation:

The Constitution provides that an amendment may be proposed either by the Congress with a two-thirds majority vote in both the House of Representatives and the Senate or by a constitutional convention called for by two-thirds of the State legislatures

State legislature

Explanation:

studies show tha in 7.5 billion years from now, the expanding sun will engulf, and destroy, the earth.

the correct answer is a