What extended the 5th Amendment due process clause to protect citizens not only from the national government but from their state governments?
a. the Civil Rights Act of 1964
b. the 1896 U.S. Supreme Court decision in Plessey v. Ferguson
c. the 1833 U.S. Supreme Court decision in Barron v. Baltimore
d. Fourteenth Amendment to the Constitution
e. the Twenty-Fourth Amendment to the Constitution