Which of the following is true regarding the Fourteenth Amendment?

a. It is part of the Bill of Rights

b. Its safeguards only apply at the federal level

c. It extends most constitutional rights to defendants at the state level

d. It is a part of the Bill of Rights, its protections apply at the federal level, and its protections also apply at the state level

e. It is not a part of the Bill of Rights, and its protections apply only at the federal level