The president who had his veto overridden 15 times was Andrew Johnson. Andrew Johnson was the person that took over after President Abraham Lincoln was assassinated. He was extremely unpopular due to his Reconstruction policies and his breaking of the law. Johnson was just one vote away from being removed from office due to his breaking of the Tenure of Office Act.
Answer:
Amendment I
Explanation:
Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the government for a redress of grievances.
answer c for 15 and answer b for 16