Which of the Following Statements Is True of Administrative Laws

Which of the following statements is true of administrative laws?

A) They are valid only when enacted by legislative bodies.
B) Under these laws, judges are obligated to follow the precedents established within their jurisdiction.
C) They are considered the supreme law of the land.
D) All the states in the United States follow a common set of administrative laws that have not undergone any changes.
E) They are the rules, regulations, orders, and decisions of government agencies.