A constitutional amendment is passed by two-thirds of the House and Senate. The amendment is approved by three-fourths of the states. The amendment is added to the U.S. Constitution. Text description for diagram What was the process illustrated in the diagram designed to do? A. Make it difficult for the Constitution to be amended B. Prevent small political groups from blocking changes to the Constitution C. Limit the individual states' roles in altering the Constitution D. Prevent certain parts of the Constitution from ever being changed