Equal protection is the constitutional guarantee:

A) that empowers Congress to regulate equally distributed commerce with foreign Nations, and among the several States, and with the Indian Tribes.
B) that laws made in pursuance of the Constitution and all treaties made under the authority of the United States shall be the equally protected as the "supreme law of the land."
C) that provides for the equal treatment of people under the law.
D) that grants and distributes power and responsibilities to national and state governments equally.